How the cruise of a lifetime turned into a deadly nightmare. Passengers and day trippers were trapped when New Zealand’s most active volcano erupted. Were tourists warned of the danger and could more have been done to prevent tragedy?
Since 1976, the Dead Sea's level has dropped more than 100 feet, leaving its coastline pockmarked with thousands of sinkholes. NOVA follows the unprecedented endeavor to connect the Red Sea to the Dead Sea by way of a massive desalination plant - perhaps the world's largest water chemistry experiment - as scientists race to save the Dead Sea and bring water to one of the driest regions on Earth.