Actress Brie Larson accompanies Bear Grylls on a jungle adventure across a remote island in the Gulf of Panama. They begin their journey by jumping out of a helicopter into the ocean. From there, they make a perilous trek through a crocodile-filled mangrove swamp that turns into a dangerous maze as the tide rises.

The episode was rated 7.32 from 62 votes.

Actor Scott Eastwood joins Bear for an exhilarating two-day adventure through an ancient labyrinth of cliffs and treacherous caves deep in the Balkan Peninsula.

The episode was rated 7.33 from 45 votes.

As if right out of a science fiction movie, Bear Grylls swoops in on a jetpack to pick up funnyman Keegan-Michael Key, kicking off their adrenaline-pumping adventure in the lava fields of Iceland. The "Key & Peele" star must put all jokes aside to face some of his greatest fears and conquer the lunar landscape. From a perilous rappel off a sheer 200-foot cliff to an endurance-testing jumar climb, Keegan-Michael is pushed beyond mental and physical limits in a truly life-changing experience.

The episode was rated 7.35 from 23 votes.

Bear Grylls takes champion racer Danica Patrick out into the Moab desert for some high-octane, pulse-pounding action in the wild. Together they face off against venomous creatures, sheer cliffs and scorching heat as they make their way across some of the harshest terrain around. Still, nothing is more intimidating than the final challenge that leaves even Danica Patrick unnerved.

The episode was rated 7.35 from 31 votes.

The often clever, always snarky actor and comedian Joel McHale joins Bear Grylls in the Arizona desert for an adventure unlike any other. They set out to traverse a massive slot canyon in hopes of surviving the wild, but first they have to survive one another! Huge cliffs, nasty food and unorthodox survival strategies abound in this hilarious misadventure

The episode was rated 7.40 from 45 votes.

Bear Grylls and actor Zachary Quinto race the clock to traverse a dense Panamanian jungle before an impending storm makes landfall. Their adventure begins with a helicopter ride, but once dropped off deep in the brush, they must rely on a primitive navigation technique to help them reach their extraction point, and it won’t be easy! From massive cliffs and steep ravines to an underground river cave and an old crashed plane, there are obstacles at every turn.

The episode was rated 7.46 from 37 votes.

Pop superstar Nick Jonas joins Bear for a thrilling, chilly trek through the snowy mountains of the Sierra Nevada.

The episode was rated 7.47 from 128 votes.

Olympic gold medalist Lindsey Vonn joins Bear on a harrowing journey along the Corsican coastline.

The episode was rated 7.49 from 111 votes.

Vanessa Hudgens joins Bear Grylls on an adventure in the High Sierra.

The episode was rated 7.52 from 71 votes.

Bear takes actress Courteney Cox on a harrowing and emotional trek through the Irish Highlands.

The episode was rated 7.54 from 125 votes.