
Ocean Mysteries With Jeff Corwin
Studying and helping brown bears of Kodiak Island.

Studying and helping brown bears of Kodiak Island.

Fishing for Alaskan salmon; sustainable fishing and wildlife management; blue-fin tuna.

The Australian Zoo and Veterinary Hospital founded by Steve Irwin and his family; a sick koala.

Rescued elephants find a second chance at a Thai sanctuary; a fun encounter with a baby elephant.

The guys experience the park in an entirely new way – exploring the Denali Park Road, on bike, at midnight.

Special guest Sophia Bush heads to Denali to learn how to be the musher of a sled dog team.

Colton and Jack go to Death Valley National Park where they search for a scarce resource -- water.

Colton and Jack are kayaking their way through the dark waters of the Black Canyon!

An undeveloped beach is home to manatees, manta rays, alligators, and wild horses.

Jack and Colton are headed to the manatee capital of the world to snorkel with these docile creatures!

Lava caves and cinder buttes in what may be the strangest 75 square miles in North America.

Colton and Jack bike around the deepest lake in the U.S.; Wizard Island and the Pinnacles Overlook.

Colton and Jack visit the Colorado National Monument; Colorado River raft and camp adventure.

Jack and Colton bike-pack through ancient lava fields in the Coconino National Forest.

Colton and Jack head north to Manitoba, Canada hoping to spot their first ever polar bear in the wild.

Colton and Jack are exploring the deep underground of Carlsbad Caverns in New Mexico.

Capitol Reef National Park in Utah; the history of the first settlers.

Jack and Colton explore the true meaning of wilderness at Canyonlands National Park.

Jack and Colton check out hoodoos and go camping without a tent on a canyon floor.

The guys are taking the plunge into one of the deepest canyons in the country.