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WILL: When I was a kid,
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my grandmother used to say
all the best things in life
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lived on the other side of fear.
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I sure hope Gigi was right.
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(INDISTINCT CHATTER)
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DIVA: Will, welcome aboard.
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-Diva! How are you? How are you?
-I'm good!
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You're just in time.
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-That is fantastic.
-Yeah, this is the Nadir.
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And she's gonna be our vessel
into the depths.
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-"The Nadir"?
-Nadir.
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What do you think?
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That's straight off a movie set.
That's science fiction.
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We're going down to the bottom
of the ocean in this thing.
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I'm gonna be honest, I'm a little nervous,
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'cause that submersible is just a...
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it's just a little... it's a little ass...
it's a little ass thing,
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and there's gonna be three people
in there.
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This is tricky...
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because in the real world,
I'm frightened of water.
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Watch your head.
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-You have another wall. Watch your head.
-Absolutely.
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So, this is a biggie.
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Three thousand feet down
in a plastic bubble.
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-MAN: Up the steps.
-Up the steps.
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Face the front of the sub, sit here.
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-Yeah.
-You're aimin' for the center console.
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It's near the lamp. And pop your feet in.
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Right here, Will. Slide on in. Yeah!
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-And then I'll get you to stand on there.
-WILL: Yeah.
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That's it.
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-And then you're gonna sit on that one.
-WILL: Ooh.
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-MAN: There you go.
-(GRUNTS)
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-MAN: Squeeze on in.
-(GRUNTS)
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-Wow.
-There's a water bottle.
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-The water bottle.
-And some more snacks.
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-I'll put your snacks down.
-This is, uh, snug.
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MAN: Diva's next.
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I'm coming.
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-So, she's like a gazelle.
-(MAN LAUGHING)
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WILL: Or should it be a sardine,
just squeezing into the can.
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-She knows what's she's doing.
-DIVA: Done this a bit.
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All right, I'm gonna give you
a quick safety brief.
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Both of you have a built-in
breathing system.
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If you need to,
it's just a standard scuba rig.
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-If I let... Yeah, if I tell you to...
-So, we go like that? Boom.
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...just pop it in your mouth,
then breathe normally.
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Okay. Mm-hmm.
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And if something happens to me,
there's a button under here.
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-Okay.
-All right?
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-Yellow.
-Yellow button.
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-The yellow button.
-Right there.
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-Press the tool, and...
-Oh, Jesus.
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-(LAUGHS)
-I've broken it already. Mayday, sorry.
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Press the tool, and let them know,
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-"X-ray, X-ray, X-ray."
-Okay.
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MAN: Okay, any questions?
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Have you ever crashed
one of these things into something?
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-Oh, yeah. All the time. Oh, yeah.
-All the time. Yeah, great.
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-Are you actually nervous?
-Huh?
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-DIVA: Are you actually nervous?
-Just a little bit. It'll be fine, though.
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(INDISTINCT CHATTER OVER RADIO)
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MAN: Echo, Nadir,
we are ready for the water.
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Ready for water.
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(INHALES DEEPLY)
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(SUBMERSIBLE ENGINE WHIRRING)
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See y'all later... I hope.
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Little bit of tingle.
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MAN: Here you go.
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TOBY: Echo, bridge, you are clear
to launch. Clear to launch.
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Roger, clear to launch. Break.
All positions are lifting now.
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And lift off.
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-Hey.
-Boom. Hey.
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DIVA: Here we go.
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WILL: I definitely just got nervous.
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(CHUCKLES) Whoa.
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MAN: If your feet get wet, please tell me.
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-That would be terrible! Man.
-(BOTH LAUGHING)
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And we are detached.
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Not emotionally.
Emotionally, I'm still very attached.
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TOBY: Control, control, Nadir.
Vent secure, life support running. Over.
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Nadir, control. Roger.
Surpassing five-zero meters. Descending.
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DIVA: Some of my earliest memories
actually revolve around the ocean.
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00:07:19,522 --> 00:07:22,859
We'd be out on the boat,
and I would desperately,
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00:07:22,942 --> 00:07:26,529
absolutely desperately want to know
what was down there.
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00:07:28,614 --> 00:07:30,741
But I'm not sure Will feels that way.
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The circle of light above us is shrinking.
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MAN: Yeah, absolutely.
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WILL: One thousand meters, 3,300 feet.
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A place so deep,
not even light gets down there.
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But what exists in total darkness?
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(BIRDS CHIRPING)
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WILL: Back on the surface,
other members of our team
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are asking the same question.
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MELISSA: There are a lot of people
who are afraid of the dark.
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And I'm one of them.
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I got bitten and dragged
by an American crocodile in the dark,
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and it's kinda made me a little bit wary.
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00:08:47,109 --> 00:08:51,030
WILL: But not wary enough
to stop her canoeing at night
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00:08:51,113 --> 00:08:52,573
in a glass-bottom boat.
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MELISSA: Part of being an explorer
is overcoming your fears,
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and when you do that...
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that's when you get to see the magic.
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(SHRIEKS)
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We have life.
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This water is full of tiny creatures.
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Disturb them,
and they burst into sudden light.
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You row through them,
and you create a light storm.
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(LAUGHS)
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We think it might be a defense.
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Like turning on a security light
to reveal intruders.
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Oh, look at that.
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Wow.
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Any movement in the water
picks up a glow, even these fish.
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Here, sharky, sharky.
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Oh, yeah! That is a nurse shark.
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That's gorgeous. Look at his tailbeats.
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This world is far from dark.
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Its constellations, its stars swirling
underneath your fingers
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and underneath your paddles.
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It's the most beautiful thing
I've ever seen.
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A magical world
that you'd never experience
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if you stuck to the safety of the day.
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(GIGGLES)
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WILL: So, we're losing light
as we go down.
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And with that, the colors.
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DIVA: Exactly, so, white light
is made of lots of colors.
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And as it hits the water,
different colors
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get absorbed before others.
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ROYGBIV.
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That's how my grandmother
taught me the rainbow. ROYGBIV.
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-(LAUGHS)
-WILL: So, you know, red, orange, yellow,
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green, blue, indigo, violet.
Got it. So, red goes, orange goes,
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-yellow goes...
-Exactly.
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So, it's like blue is the last to go,
and that's why everything looks blue
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in the ocean. Check your shirt out.
137
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-Wow!
-(LAUGHS)
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That's crazy.
139
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We were picking wardrobe,
and they kept demanding the red shirt.
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-They kept demanding...
-What did you think it was for?
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I... I didn't know, I was like,
"I wanna be an explorer, man."
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(ALL LAUGH)
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DIVA: We're gonna just
be in a blue world soon.
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-And then, uh...
-Wow.
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And then...
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-A dark world.
-Dark world.
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We've only just started,
and already the light from the surface
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is fading.
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But before the dark, there's twilight.
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(INSECTS CHIRPING)
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WILL: A world we think of as having
very little color.
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CORY: As night falls, the world
as we know it totally disappears.
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It disintegrates around you.
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Our eyes struggle to make out
our surroundings.
155
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I can hear it.
156
00:13:21,675 --> 00:13:24,136
I can hear it getting louder. Yeah.
157
00:13:24,428 --> 00:13:26,347
-Garuga...
-Garuga is coming.
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00:13:39,151 --> 00:13:41,278
(WATER RUSHING)
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00:14:14,603 --> 00:14:18,357
CORY: Sometimes, during a full moon,
when the skies are clear...
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00:14:19,358 --> 00:14:22,111
a ghostly arc of light
appears in the mist.
161
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It's a moonbow.
162
00:14:33,038 --> 00:14:37,585
It's nearly impossible to see.
It's like this thin, grey line in the air
163
00:14:37,751 --> 00:14:40,629
that's stretching out
over the entire gorge.
164
00:14:41,130 --> 00:14:44,300
But with the right camera
and the right lens,
165
00:14:44,550 --> 00:14:47,511
you can see the line
for what it really is.
166
00:14:50,681 --> 00:14:54,476
It's a rainbow,
but it's created by the moonlight.
167
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LIDIO: It's beautiful here, isn't it?
168
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CORY: This is perfect.
169
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The white light is bouncing off
water droplets in the air,
170
00:15:19,335 --> 00:15:21,253
just like it does after a rainstorm.
171
00:15:26,133 --> 00:15:30,304
But here's the thing.
Moonlight isn't actually strong enough
172
00:15:30,471 --> 00:15:33,015
to activate our color vision.
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So, the moonbow remains hidden
in plain sight.
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It's a world of color that is just
completely hidden in darkness.
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WILL: The ocean has twilight, too.
176
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Go down below 200 meters,
177
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and you're getting beyond the reach
of sunlight.
178
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And the twilight zone is full of things
no one has ever seen before.
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00:16:07,549 --> 00:16:14,181
MAN: Control, control, Nadir.
Depth, 700 meters, descending. Over.
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00:16:15,474 --> 00:16:17,935
-(SUBMERSIBLE CLUNKING)
-MAN: Did you hear that clunk then?
181
00:16:18,060 --> 00:16:19,770
-WILL: Yes, I did.
-MAN: That's the sphere telling us
182
00:16:19,895 --> 00:16:21,146
-we're getting deep.
-WILL: Yeah.
183
00:16:21,522 --> 00:16:22,856
(DIVA GASPS)
184
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-Okay, shall we do some exploring?
-WILL: All right.
185
00:16:29,279 --> 00:16:30,280
I guess.
186
00:16:37,454 --> 00:16:40,207
WILL: This feels just like Star Wars.
187
00:16:40,749 --> 00:16:42,710
I keep expecting to see the Death Star.
188
00:16:42,793 --> 00:16:44,086
-(DIVA LAUGHING)
-(MAN LAUGHING)
189
00:16:46,547 --> 00:16:49,967
-WILL: Do you ever get used to this?
-DIVA: Not really.
190
00:16:53,303 --> 00:16:55,931
Can you believe that more people
have been into space
191
00:16:56,015 --> 00:16:57,891
than the bottom of the ocean?
192
00:16:58,434 --> 00:17:03,272
I've only been down a handful of times
because these trips are just so rare.
193
00:17:05,232 --> 00:17:08,152
Less than one percent of the deep ocean
has been explored.
194
00:17:09,403 --> 00:17:12,364
And even though
you're traveling deeper into the darkness,
195
00:17:12,614 --> 00:17:14,491
you actually start to see more.
196
00:17:18,120 --> 00:17:19,163
Whoa.
197
00:17:19,997 --> 00:17:22,750
-DIVA: What?
-WILL: Wow.
198
00:17:24,084 --> 00:17:25,627
Well, that just came out of nowhere.
199
00:17:26,837 --> 00:17:29,423
That is a whole cliff.
200
00:17:36,013 --> 00:17:38,098
-That's amazing.
-DIVA: Isn't it?
201
00:17:40,392 --> 00:17:42,644
WILL: Maybe it is the Death Star.
202
00:17:46,356 --> 00:17:49,318
-DIVA: We have no idea how tall this is.
-Right.
203
00:17:49,401 --> 00:17:51,487
-DIVA: How far this goes, right?
-WILL: Yes, yes. Absolutely.
204
00:17:52,613 --> 00:17:55,657
DIVA: And before now,
no one has been here.
205
00:17:56,116 --> 00:17:57,117
WILL: Incredible.
206
00:18:05,375 --> 00:18:10,172
So, I could literally be one
of the first people to ever see this?
207
00:18:10,255 --> 00:18:11,256
DIVA: You could.
208
00:18:13,592 --> 00:18:16,595
WILL: Wait, aren't the explorer rules
that I get to name it?
209
00:18:16,678 --> 00:18:19,139
-DIVA: Yeah.
-WILL: The Fresh Peak.
210
00:18:19,306 --> 00:18:22,184
(ALL LAUGH)
211
00:18:25,896 --> 00:18:27,231
WILL: What is that?
212
00:18:28,273 --> 00:18:32,152
Enypniastes, enypniastes, enypniastes.
Go back, go back, go back.
213
00:18:34,696 --> 00:18:36,698
WILL: It's weird as hell.
214
00:18:39,660 --> 00:18:44,248
Okay, this is a type of sea cucumber.
Formal name, Enypniastes eximia.
215
00:18:44,373 --> 00:18:47,376
-But it has a bunch of nicknames.
-Mm-hmm.
216
00:18:47,543 --> 00:18:50,587
DIVA: My personal favorite
is the headless chicken monster.
217
00:18:50,712 --> 00:18:53,507
The headless chicken. Wow! Look at that.
218
00:18:56,260 --> 00:18:59,888
It really does look
like a roast chicken...
219
00:19:01,140 --> 00:19:05,352
-that ate a giant Philly pretzel.
-(DIVA LAUGHING)
220
00:19:09,648 --> 00:19:11,567
They're just one of my favorite things
to see.
221
00:19:12,234 --> 00:19:13,569
That is beautiful.
222
00:19:14,361 --> 00:19:18,615
You can see that it's red,
probably the most common color
223
00:19:18,740 --> 00:19:20,284
of animals in the deep sea.
224
00:19:20,659 --> 00:19:22,119
-WILL: Wow!
-DIVA: Why do you think that is?
225
00:19:22,619 --> 00:19:24,663
WILL: That's a good question.
I don't know... Oh!
226
00:19:24,997 --> 00:19:27,374
It would probably be for concealment,
right?
227
00:19:27,708 --> 00:19:29,960
-Yeah. They can hide. Yes, yes.
-Exactly!
228
00:19:30,335 --> 00:19:32,087
-'Cause there's no red light.
-WILL: There's no red... They...
229
00:19:32,254 --> 00:19:33,881
-DIVA: You can't see them.
-WILL: You can't see 'em.
230
00:19:33,964 --> 00:19:35,716
DIVA: So, it's like they're wearing
an invisibility cloak.
231
00:19:36,216 --> 00:19:40,137
WILL: Oh, they act like my T-shirt, right?
That's my invisibility cloak.
232
00:19:40,220 --> 00:19:41,305
DIVA: Exactly.
233
00:19:43,640 --> 00:19:46,560
Most of the creatures down here
can't even see red.
234
00:19:48,812 --> 00:19:51,982
WILL: Yeah, I guess, they don't need to
in a blue world.
235
00:19:55,944 --> 00:19:58,530
So, is everything down here red?
236
00:19:59,072 --> 00:20:01,450
-MAN: There's a jellyfish right here.
-Yeah?
237
00:20:01,533 --> 00:20:02,910
-Right in front of us.
-MAN: There.
238
00:20:02,993 --> 00:20:04,494
Whoo!
239
00:20:04,578 --> 00:20:06,872
DIVA: You'll see it's moving.
They'll all... Where the rainbow is.
240
00:20:06,955 --> 00:20:08,624
-Yes! Wow!
-DIVA: Yeah!
241
00:20:08,707 --> 00:20:09,708
(DIVA LAUGHING)
242
00:20:11,418 --> 00:20:13,337
That's amazing. Use your phone?
243
00:20:20,802 --> 00:20:24,306
It's like a five-color light bulb
in the middle of it.
244
00:20:27,226 --> 00:20:30,145
-DIVA: That jelly actually has no color.
-WILL: What do you mean?
245
00:20:30,229 --> 00:20:32,940
DIVA: It only looks colorful
because we are shining a light on it.
246
00:20:33,190 --> 00:20:34,691
WILL: What do you... what's that mean?
247
00:20:34,858 --> 00:20:38,528
That rainbow is never seen down here.
248
00:20:38,695 --> 00:20:41,740
-Because we have brought that white light.
-Right. Right. Right.
249
00:20:41,823 --> 00:20:45,077
DIVA: And so, that is actually
not a real thing.
250
00:20:45,369 --> 00:20:48,205
-Like, no animal down here sees that.
-WILL: Right. No animal sees it like that.
251
00:20:48,288 --> 00:20:49,498
Exactly.
252
00:21:01,927 --> 00:21:06,598
WILL: Even though I can see this rainbow,
the creatures down here can't.
253
00:21:08,850 --> 00:21:12,271
And I can only see it because we brought
the right sort of light.
254
00:21:15,440 --> 00:21:19,111
That approach can work
in all sorts of surprising ways.
255
00:21:19,361 --> 00:21:21,154
(INSECTS CHIRPING)
256
00:21:22,572 --> 00:21:25,158
WILL: And it turns out,
you don't have to go that far
257
00:21:25,242 --> 00:21:27,327
to find hidden colors in the dark...
258
00:21:28,328 --> 00:21:31,081
just as long
as you have the right sort of light.
259
00:21:53,520 --> 00:21:54,938
(BIRD SCREECHING IN DISTANCE)
260
00:21:55,731 --> 00:21:57,107
I heard something.
261
00:21:57,691 --> 00:21:58,942
They're right down here.
262
00:22:02,029 --> 00:22:03,864
I think they know we're here.
263
00:22:10,746 --> 00:22:12,831
-Why don't we go dark?
-GEORGE: Okay.
264
00:22:22,341 --> 00:22:23,925
Can you try the magic light?
265
00:22:27,596 --> 00:22:29,848
Oh, oh. Yeah,
there's movement right there.
266
00:22:31,808 --> 00:22:33,393
-That's it.
-(CHUCKLES)
267
00:22:33,560 --> 00:22:37,731
-It's like it's disco paint.
-It is. It's amazing, isn't it?
268
00:22:50,369 --> 00:22:52,996
GEORGE: Only a handful of people
in the world have ever seen this.
269
00:22:58,001 --> 00:23:01,338
JONATHAN: It's amazing,
how a little trick like this with UV light
270
00:23:01,505 --> 00:23:03,840
can just reveal a whole new world.
Who knew?
271
00:23:03,924 --> 00:23:06,301
GEORGE: (LAUGHING) Yeah.
272
00:23:06,385 --> 00:23:11,431
WILL: And that's the thing. No one knew.
This is brand-new science.
273
00:23:11,932 --> 00:23:16,061
As we speak,
scientists are wandering randomly around
274
00:23:16,144 --> 00:23:20,273
with UV flashlights trying to see
what other animals
275
00:23:20,357 --> 00:23:22,150
might have this hidden power.
276
00:23:23,318 --> 00:23:25,487
When you first saw this,
you must've thought you were, like,
277
00:23:25,570 --> 00:23:26,905
hallucinating or something.
278
00:23:28,198 --> 00:23:32,160
-My sanity was questioned, yes.
-GEORGE: (LAUGHING) Not the first time.
279
00:23:35,414 --> 00:23:38,792
WILL: Who knew that animals
were putting on a secret light show
280
00:23:39,042 --> 00:23:41,044
-in our own backyards...
-(CAMERA SHUTTER CLICKS)
281
00:23:42,254 --> 00:23:44,714
...using colors that we can't see?
282
00:23:45,507 --> 00:23:46,883
-(SQUIRRELS SQUEAKING)
-WILL: Amazing.
283
00:23:52,931 --> 00:23:56,601
What we're looking for doesn't need
special lights.
284
00:23:58,895 --> 00:24:02,899
But what is left to see
when all light is gone?
285
00:24:06,278 --> 00:24:09,322
DIVA: This is where we're probably
beginning to go into the midnight zone.
286
00:24:10,907 --> 00:24:12,117
No light.
287
00:24:14,661 --> 00:24:17,956
WILL: To get to the midnight zone,
you need to go deep.
288
00:24:18,999 --> 00:24:20,208
Really deep.
289
00:24:20,709 --> 00:24:23,628
Close to the limits
of what this sub can handle.
290
00:24:25,422 --> 00:24:27,549
(SUBMERSIBLE CLUNKING)
291
00:24:29,676 --> 00:24:31,553
(SUBMARINE CREAKING)
292
00:24:48,278 --> 00:24:50,280
DIVA: So, as the sub is going deeper,
293
00:24:50,614 --> 00:24:55,660
the most unnerving thing is the noises
it makes. This, like, horrible creaking.
294
00:24:56,161 --> 00:25:00,415
And that's the battle
between the sub and the ocean.
295
00:25:01,082 --> 00:25:05,337
And it's completely terrifying
if you stop for a second
296
00:25:05,462 --> 00:25:08,840
and think about the fact
that the only thing protecting you
297
00:25:09,090 --> 00:25:10,926
is about six inches of plastic.
298
00:25:16,014 --> 00:25:17,891
MAN: Toby, I'm gonna start
slowing down now.
299
00:25:18,808 --> 00:25:22,229
-TOBY: Nadir, control, roger.
-MAN: Here we go.
300
00:25:28,068 --> 00:25:30,570
WILL: Oh. We're at the bottom.
301
00:25:32,197 --> 00:25:34,199
MAN: That's about three inches
from the seabed.
302
00:25:35,992 --> 00:25:39,162
WILL: Coming in to land, Houston.
(IMITATING RADIO STATIC) Contact light.
303
00:25:39,287 --> 00:25:40,372
(DIVA LAUGHING)
304
00:25:40,497 --> 00:25:42,749
WILL: I always wanted to say that.
I just never really had a reason.
305
00:25:42,832 --> 00:25:44,125
(DIVA LAUGHING)
306
00:25:47,546 --> 00:25:50,173
I love this part,
when you see the seafloor
307
00:25:50,340 --> 00:25:52,717
just loom out of the depths at you.
308
00:25:55,845 --> 00:25:58,056
It's so surreal when you think about it.
309
00:25:58,181 --> 00:26:02,811
We're here,
a kilometer below the ocean surface.
310
00:26:11,570 --> 00:26:14,197
WILL: Personally, for you,
what is your life's goal,
311
00:26:14,322 --> 00:26:16,783
your hope for what you're doing?
312
00:26:17,826 --> 00:26:19,869
DIVA: 'Cause I'm from a developing
country...
313
00:26:20,036 --> 00:26:22,205
-WILL: Yeah.
-...we, as a nation,
314
00:26:22,289 --> 00:26:25,709
can't afford to explore
the majority of our area.
315
00:26:25,834 --> 00:26:27,752
-WILL: Wow, wow, wow, wow.
-Like, 90-something-percent
316
00:26:27,836 --> 00:26:29,838
of Trinidad's area is deep ocean.
317
00:26:29,963 --> 00:26:33,216
And we have no idea what's... what's there
because we don't have the expertise.
318
00:26:33,341 --> 00:26:34,467
I'm the only one.
319
00:26:35,427 --> 00:26:39,764
So, a big part of my work
is trying to change that.
320
00:26:40,974 --> 00:26:46,354
I've been on, like, 16 expeditions now,
and there is hardly ever anyone
321
00:26:46,438 --> 00:26:49,274
that looks like me, whether it's a woman,
a person of color,
322
00:26:49,357 --> 00:26:50,942
or a person from a developing country.
323
00:26:51,568 --> 00:26:53,528
-And I want that to change.
-WILL: Absolutely.
324
00:26:53,612 --> 00:26:56,197
DIVA: So, that's a big part of why I do
what I do.
325
00:26:56,281 --> 00:26:58,283
WILL: Got it. That's cool.
326
00:27:06,666 --> 00:27:11,463
Inside the sub at 3,300 feet.
327
00:27:12,380 --> 00:27:14,090
-We down here.
-(DIVA LAUGHING)
328
00:27:14,257 --> 00:27:16,509
We down here, y'all. We down here.
329
00:27:20,597 --> 00:27:23,350
Let's just say,
I got really, really inspired,
330
00:27:23,433 --> 00:27:24,643
and I just wanted to take a walk.
331
00:27:24,768 --> 00:27:27,562
-MAN: Probably last about half a second.
-(BOTH LAUGHING)
332
00:27:27,687 --> 00:27:29,856
-DIVA: And we would die in the process.
-WILL: Yeah.
333
00:27:29,939 --> 00:27:31,316
I probably won't do that then.
334
00:27:31,441 --> 00:27:32,901
-(DIVA LAUGHING)
-(MAN LAUGHING)
335
00:27:33,777 --> 00:27:35,695
DIVA: I always think,
"What a great way to go.
336
00:27:36,112 --> 00:27:37,238
"What a great story."
337
00:27:37,864 --> 00:27:39,991
WILL: A great story is one
that you get to tell.
338
00:27:40,116 --> 00:27:41,868
-Somebody else...
-MAN: Right, yeah.
339
00:27:41,951 --> 00:27:44,788
If somebody else has to tell it,
"Yeah, man, I was there that day,"
340
00:27:44,913 --> 00:27:46,581
it's like a less great story.
341
00:27:46,831 --> 00:27:48,333
(ALL LAUGHING)
342
00:27:55,590 --> 00:27:58,301
WILL: If the pressure is that extreme,
343
00:27:58,927 --> 00:28:02,430
you've gotta wonder, "What kinda creature
could live down here?"
344
00:28:04,099 --> 00:28:07,560
Because even back on the surface,
explorers are finding
345
00:28:07,644 --> 00:28:11,398
some crazy, strange lifeforms
hiding in the dark.
346
00:28:17,904 --> 00:28:21,741
(BIRDS CHIRPING)
347
00:28:28,164 --> 00:28:30,250
(WATER DRIPPING)
348
00:28:34,629 --> 00:28:37,549
ALEXANDER: What is an astronaut
doing in a cave...
349
00:28:41,344 --> 00:28:45,640
300 meters below
the earth's surface in utter darkness?
350
00:28:50,437 --> 00:28:56,151
Going into a cave is very,
very similar to actually going to space.
351
00:29:21,384 --> 00:29:25,597
You lose colors,
and then you lose the concept of colors.
352
00:29:29,434 --> 00:29:32,687
If you look around,
most creatures that live down here
353
00:29:32,771 --> 00:29:34,022
are white or transparent.
354
00:29:43,823 --> 00:29:45,825
They have adapted to living in a cave,
355
00:29:45,909 --> 00:29:48,995
so they got rid of colors,
they got rid of eyes, even, totally.
356
00:29:50,121 --> 00:29:52,081
These creatures, they don't even see.
357
00:30:01,633 --> 00:30:03,718
WILL: An olm looks
like the kind of creature
358
00:30:03,802 --> 00:30:05,762
an astronaut might find.
359
00:30:11,559 --> 00:30:14,312
That weird, fleshy skin.
360
00:30:16,898 --> 00:30:19,943
They call olms the human fish.
361
00:30:27,992 --> 00:30:32,664
An alien that only needs to eat
every ten years.
362
00:30:37,669 --> 00:30:39,546
Which is just as well
363
00:30:39,629 --> 00:30:42,257
because they move too slowly
to catch much.
364
00:30:46,052 --> 00:30:48,972
A species that has been hidden away
in the dark
365
00:30:49,055 --> 00:30:51,850
for over 20 million years.
366
00:30:53,268 --> 00:30:54,519
(GULPS)
367
00:31:06,155 --> 00:31:10,743
WILL: If they found that thing in a cave
just a few hundred feet down,
368
00:31:11,452 --> 00:31:15,748
what the hell are we gonna find
at 3,000 feet below the sea?
369
00:31:18,751 --> 00:31:21,045
-(SUBMERSIBLE ENGINE WHIRRING)
-(SUBMERSIBLE CLUNKING)
370
00:31:23,631 --> 00:31:29,178
MAN: Control. Control. Nadir.
Depth, 1,000 meters. Over.
371
00:31:35,685 --> 00:31:36,853
What was that?
372
00:31:38,563 --> 00:31:40,481
DIVA: There's only one way to find out.
373
00:31:41,608 --> 00:31:44,235
MAN: Yes. And there's a trick we play.
374
00:31:47,155 --> 00:31:49,365
(LIGHT SWITCHES FLICKING)
375
00:31:59,250 --> 00:32:00,251
WILL: Okay.
376
00:32:01,169 --> 00:32:03,338
Uh, what now?
377
00:32:04,339 --> 00:32:05,840
DIVA: Now, we'll see what's out there.
378
00:32:10,219 --> 00:32:15,433
MAN: So, shut your eyes.
Okay. One, two, three.
379
00:32:16,184 --> 00:32:17,226
(LIGHT SWITCH FLICKING)
380
00:32:19,437 --> 00:32:20,480
MAN: Eyes open.
381
00:32:22,815 --> 00:32:23,858
WILL: Like, nothin'.
382
00:32:24,400 --> 00:32:28,488
MAN: Try it again.
Let's turn on the flash. Okay, eyes shut.
383
00:32:31,240 --> 00:32:34,786
-One, two, three. Lights on.
-(LIGHT SWITCH FLICKING)
384
00:32:36,079 --> 00:32:38,665
MAN: Lights off. Eyes open.
385
00:32:41,960 --> 00:32:43,753
-DIVA: Wow! Wow!
-WILL: Woah!
386
00:32:43,878 --> 00:32:45,672
DIVA: Oh, my God! (LAUGHS)
387
00:32:45,755 --> 00:32:47,173
-WILL: Oh!
-DIVA: Wow!
388
00:32:48,341 --> 00:32:50,969
-WILL: Wow! Whoa!
-DIVA: Oh, my God. (LAUGHING)
389
00:32:51,469 --> 00:32:55,056
WILL: You have got to be kidding me.
Look at that.
390
00:32:55,390 --> 00:32:57,308
(MAN LAUGHING)
391
00:32:57,850 --> 00:33:01,854
WILL: It's like Close Encounters.
(HUMMING)
392
00:33:01,980 --> 00:33:04,107
-You know? (LAUGHS)
-(BOTH LAUGH)
393
00:33:07,235 --> 00:33:09,153
WILL: So, Diva, what is it?
394
00:33:09,362 --> 00:33:10,989
DIVA: Well, this is what we're here
to see.
395
00:33:11,197 --> 00:33:14,575
A hidden world you can only see
in total darkness.
396
00:33:14,701 --> 00:33:18,830
WILL: No, no, I know. But, like, act...
actually, scientifically, what is it?
397
00:33:19,497 --> 00:33:21,165
DIVA: It's bioluminescence, Will.
398
00:33:22,000 --> 00:33:26,004
It's a chemical reaction
using oxygen in the water to create light.
399
00:33:26,170 --> 00:33:27,463
But just look at it.
400
00:33:43,771 --> 00:33:46,190
WILL: So, they're making their own light.
401
00:33:46,441 --> 00:33:49,944
DIVA: Exactly. And they use that light
to communicate.
402
00:33:51,988 --> 00:33:55,033
-They are communicating with us, right?
-WILL: Mm-hmm.
403
00:33:55,825 --> 00:33:57,702
-Like, "Mother! Mother!"
-DIVA: It's like Avatar. Yeah.
404
00:33:57,827 --> 00:33:59,454
(ALL LAUGHING)
405
00:34:00,329 --> 00:34:02,665
WILL: Or, "Yo, man,
get them damn lights out my face."
406
00:34:02,749 --> 00:34:04,083
(ALL LAUGHING)
407
00:34:04,167 --> 00:34:05,835
DIVA: Or they're like,
"Do I wanna mate with you?"
408
00:34:05,918 --> 00:34:09,005
-I know, yeah. (LAUGHS)
-(BOTH LAUGH)
409
00:34:09,922 --> 00:34:14,927
WILL: There's like this whole language
I never even knew existed.
410
00:34:15,136 --> 00:34:18,181
Of all the space on the planet
in which animals can live...
411
00:34:19,265 --> 00:34:23,186
over 99 percent of it is in the oceans.
412
00:34:24,312 --> 00:34:28,608
And within that huge space,
nearly 80 percent of animals
413
00:34:28,691 --> 00:34:32,236
-use bioluminescence in some way.
-Wow!
414
00:34:32,695 --> 00:34:38,659
And so, actually, bioluminescence
may be one of the most common forms
415
00:34:38,743 --> 00:34:41,079
of communication on the planet.
416
00:34:41,913 --> 00:34:44,540
-WILL: That is mind-blowing.
-(DIVA LAUGHING)
417
00:34:46,292 --> 00:34:49,045
WILL: How did I not know
that this was in the world?
418
00:34:56,052 --> 00:34:57,386
MAN: Back to the surface.
419
00:34:58,262 --> 00:35:01,224
Control. Control. Nadir.
420
00:35:02,100 --> 00:35:05,561
Passing 400 meters, ascending. Over.
421
00:35:15,905 --> 00:35:17,782
Wow!
422
00:35:23,412 --> 00:35:25,623
-(DIVA CHEERS)
-WILL: That's crazy.
423
00:35:25,748 --> 00:35:27,125
(MAN LAUGHING)
424
00:35:28,626 --> 00:35:30,586
-WILL: Love that.
-(MAN LAUGHING)
425
00:35:32,088 --> 00:35:35,383
-This is right out of a romantic comedy.
-(BOTH LAUGH)
426
00:35:35,591 --> 00:35:40,012
I'm so putting this in a movie.
I am so putting this in a movie.
427
00:35:40,096 --> 00:35:42,723
MAN: I was just wondering
who you'd put in as me.
428
00:35:43,266 --> 00:35:44,767
-(WILL LAUGHING)
-(LAUGHS)
429
00:35:44,934 --> 00:35:47,228
-Oh, you'll be, like, Matt Damon.
-MAN: Oh, yeah. Matt Damon.
430
00:35:47,353 --> 00:35:48,938
-You know, somebody like that.
-MAN: Yeah.
431
00:35:49,021 --> 00:35:50,022
All right.
432
00:36:05,788 --> 00:36:07,039
MAN: Back to the sunshine.
433
00:36:09,584 --> 00:36:13,462
WILL: We set out to find a hidden world
in the depths.
434
00:36:16,549 --> 00:36:21,053
And I discovered that there's more light
in the darkness than I ever imagined.
435
00:36:22,221 --> 00:36:24,140
From the deep, dark ocean...
436
00:36:25,391 --> 00:36:28,060
all the way to the sunlit surface...
437
00:36:29,228 --> 00:36:32,231
we live in a world of color.
438
00:36:35,776 --> 00:36:36,944
MAN: Hold on!
439
00:36:37,320 --> 00:36:38,654
Yes, I like this part!
440
00:36:38,821 --> 00:36:42,200
-Yeah! (LAUGHING)
-(CHEERS)
441
00:36:43,034 --> 00:36:46,454
-DIVA: Will, you did it.
-Yay!
442
00:36:46,913 --> 00:36:47,914
Wow.
443
00:36:49,081 --> 00:36:52,335
-The sun just bursts back into your life.
-That was great.
444
00:36:52,460 --> 00:36:53,961
-WILL: Yeah! (LAUGHING)
-(LAUGHS)
445
00:36:54,128 --> 00:36:56,130
-That was definitely great.
-(INDISTINCT CHATTER OVER RADIO)
446
00:36:58,591 --> 00:37:00,468
WILL: My grandmother used to say,
447
00:37:00,635 --> 00:37:04,680
"God places the best things in life
on the other side of fear."
448
00:37:05,556 --> 00:37:10,937
Well, He also puts the brightest things
in life on the other side of darkness.
449
00:37:12,897 --> 00:37:17,235
So much so,
that I only really began to see...
450
00:37:18,277 --> 00:37:19,737
when I descended...
451
00:37:20,988 --> 00:37:22,198
into the dark.
452
00:37:27,662 --> 00:37:30,289
Another hidden world awaits us.
453
00:37:30,498 --> 00:37:32,416
I fulfill a childhood dream,
454
00:37:32,583 --> 00:37:36,379
to witness one of the greatest
migrations on Earth,
455
00:37:37,004 --> 00:37:40,258
and discover that in the world of swarms,
456
00:37:40,383 --> 00:37:44,220
even unintelligent animals
can become super smart.
457
00:37:44,929 --> 00:37:46,514
Wow!
458
00:37:49,308 --> 00:37:50,893
(THEME MUSIC PLAYING)
459
00:38:14,041 --> 00:38:16,043
(THEME MUSIC CONCLUDES)