DISCOVERY CHANNEL

Green Beret Joe Teti combines his special forces training with the stone-age, shamanic methods of endurance athlete Matt Graham to survive in the world's most hostile environments.

Ed Stafford travels the globe to attempt the world's toughest coming-of-age rituals.

Bear is locked in the backwoods of Alabama where he navigates freezing white water rapids and braves a raging forest fire. But can he escape a deep limestone cave?

Professional survivalists put their skills to the test and attempt to conquer the dangerous wilderness of South America.

Fernanda and Palma start their mission trapped in the dark caverns in Chicamocha Canyon. They face snake-infested ravines and dangerous waterfalls.

Bear Grylls travels to the freezing Arctic Circle and survives hunting a reindeer. He also crosses a frozen lake whilst protecting himself against deadly low temperatures.

Ed is stranded in the Carpathian Mountains. He's completely on his own for 10 days with nothing - no food, no water, not even a knife.

Bear demonstrates how wilderness survival techniques can be applied in a post-disaster city where all the comforts of modern life have been destroyed.

Ed travels to Tanzania to meet the Hadzabe people, who live in harmony with their environment. He joins them as they face the challenge of collecting honey from aggressive bees.