For decades, great white numbers were declining in the waters around New York but now the seals are back! Are the great whites far behind? Shark Week's Dr. Craig O'Connell tries to find the answers and shows the future with great whites in New York.

Shark Week sends underwater cameraman Devin Massyn with a team of explorers to float in a one-of-a-kind shark cage, 500 miles into the Gulf of Mexico. Acting as human lures in the open ocean will they encounter its deadliest predator?

Across the world, sharks congregate and concentrate around volcanoes and volcanic islands. This year on Shark Week, Dr. Mike Heithaus dives several volcanoes to find out why they are shark hotspots?