A review of the greatest moments from Shark Week 2017, including the close calls, big bites, great gadgets, and viewers' top picks.

Multi-time Olympic gold medalist Michael Phelps meets Doc Gruber and Tristan Gutteridge from the Bimini shark lab to learn everything there is to know about sharks.

The ocean is home to a number of odd, fascinating and creepy critters—these are the best of the weird.