Outdoor Channel

World-renowned survivalist Bear Grylls leads Zac Efron (Neighbors (2014)) on a non-stop extreme survival journey into the Northeast Appalachian mountain range wilderness. With Bear's help, Zac challenges himself physically, as well as mentally, on an awe-inspiring journey he could never have imagined.

The contestants are helicoptered into dangerous alpine terrain, where they must climb to the top of a jagged cliff. Meanwhile, tempers flare between mother and daughter, and with little food, some contestants are running out of steam.

Island Air battles time and the elements, to rescue a group trapped in Deadman’s Bay.

World-renowned survivalist Bear Grylls meets actor Ben Stiller (The Secret Life of Walter Mitty (2013)) on the rugged mountains of the Isle of Skye in Northern Scotland, to go on a once in a lifetime adventure. As they explore their surroundings, Bear tests Ben's limits in an effort to see how he measures up to the unpredictable and unforgiving challenges of Mother Nature.

Bear and Vanessa Hudgens rappel from a helicopter into the high Sierra for a scenic adventure; Bear and Vanessa evade a boulder avalanche, summit a massive dormant volcano, and encounter a rattlesnake; Vanessa talks about her rise to stardom.

Meet the Otteson clan, a multi-generation family of Nevada turquoise miners. The family works overtime to fill an order from a luxury Japanese designer, who is in search of high-grade turquoise and the rare stone, White Buffalo. This unique stone is found only on the Otteson's claims. While Tristan and Lane mine through the night for turquoise, the rest of the family scrambles to find a new deposi

Bear and Vanessa Hudgens rappel from a helicopter into the high Sierra for a scenic adventure; Bear and Vanessa evade a boulder avalanche, summit a massive dormant volcano, and encounter a rattlesnake; Vanessa talks about her rise to stardom.

Actor Scott Eastwood joins Bear on a journey through the harsh Bulgarian outback; the duo rappel from a towering arch, cross a raging river, descend into a dark cave and face off against a snake; Scott details growing up with his famous father.

Dancer and TV personality Derek Hough joins Bear on an incredible 48-hour adventure through the rugged terrain of the merciless Rila Mountains in Bulgaria.