Far from civilization, a team of scientists, led by Dr. Enric Sala and joined by Explorer-in-Residence Mike Fay, search in a wilderness of waves for ancient secrets and living treasures. In the most comprehensive survey ever attempted, our scientists discover a hidden world found no where else on earth. Full of coral, fish, and, especially, sharks - this is a world where predators outnumber prey. What they find could change our understanding of coral reefs forever. Enric Sala and his team search...