MOST VIEWED PHOTO GALLERIES

He Revealed some of the ocean's deepest secrets-the Titanic, the Bismarck and new forms of life at hydrothermal vents. And the...

As the Northern fleet looks to bounce back from their slow start, the Reel E. Bugging takes a huge risk in an effort to grab...

During Pinwheel’s fight back from the bottom, Tyler gets hit with a debilitating illness, putting all the pressure to...

It’s the last day of fishing and every boat is out trying to make one final paycheck and possibly secure the title -...

Jeremy travels the length of Kenya, visiting two gigantic lakes in search of the giant Nile perch – one of the biggest...

Gordon Ramsay is on a mission to immerse himself in new cultures, dishes and flavors. Ramsay roars through valleys, dives into...

Team Snyder takes on Team Wimberly in a series of mind-bending games.

The Taste Budz go up against East Coast Swag in a series of mind-bending brain games, including Upside-Down Frowns, Month...

The Volt Squad takes on Community Carescapes, in a series of brain games.

MTGA takes on the Sherlock Homies in a series of mind-bending games.

Survivalist Hazen Audel joins indigenous cowboys, as he tackles the open savannah in the second leg of his extreme Amazon...

Alaskan huskies train for the Iditarod while a Dutch Shepherd struggles on a canoe in Canada and Montana guard dogs protect...

National Geographic Explorer, Albert Lin uses high-tech digital equipment to map ancient civilizations revealing never before...

A paraglider meets a kangaroo, a centipede ride-sharing alternative, a sea lion property battle, a cliff-diving dog, swapping...

Night drive terror with a bear, a chicken loves air-conditioning, dogs that fail obedience school, a sneaky moray eel, a...