DISCOVERY CHANNEL

Bear's stalwart crew goes to various extremes in order to fearlessly film him trekking to the ends of the earth and surviving dangerous challenges.

A survivalist and an outdoorsman take on 21 days in the rugged wilderness of Argentina but freezing night-time temperatures push the pair to their limits.

An American and a Brazilian survivalist are dropped into the unforgiving South African bush for 21 days only to discover that neither speaks the other's language.

Massive storms send Steven on a desperate search for resources. Meanwhile, the swamp claims its first victim as one all-star calls it quits.

A tough-as-nails MMA fighter and a professional paramedic need to dig deep to survive 21 days in the brutal caiman-infested jungle of Rupununi, Guyana.

Bear is dropped into the Chugach Mountains of Alaska where he has to withstand extreme temperatures, navigate thick forests and avoid territorial black bears.

A dedicated crew shows what it takes to capture every daring move of Bear Grylls as he tackles the world's toughest terrain.

In the lethal jungle of Panama, Bear Grylls tackles some extreme survival challenges and some grisly eats to show how to get out alive.

When their raft overturns in the frigid waters of the Colorado, Mykel and Ruth find themselves stuck between a barren canyon and a raging river surrounded by the Moab desert.

Ed faces former French foreign legion desert specialist Xinlei Wu in the Aksai desert of north-west China. They encounter huge sand dunes and rock-valley mazes.

Adventurer Filipe Restrepo and army veteran Arnoby Sinam Alba head to wild and remote regions of Columbia to demonstrate how the right skills can keep one alive.

Bear Grylls travels to Arizona, land of the Apache, and showcases how to survive in its 100,000 square miles of scorching deserts and freezing mountains.