Bear Grylls ventures into the landlocked country of Zambia in Southern Africa. Before heading into the bush, he shows you how to survive some of the world's biggest rapids.

Grylls parachutes into the heart of the Namib desert. He eats a puff adder and encounters the indigenous bushmen.

Grylls battles the fierce swamps in Sumatra, Indonesia. As he struggles to keep dry and avoid trench foot, he runs into several types of wildlife, including lizards and the deadly mangrove snake.

Bear Grylls spends a week showing how to survive the challenges of the Pacific Ring of Fire. He is dropped into petrified swamps devastated by the 2004 Tsunami and has to navigate his way out.

With temperatures dipping to -50°C, Grylls has to keep warm before hypothermia sets in. He uses snares to catch his food, and a fire to keep warm. He puts up a scenario for the great dangers to walk over a frozen lake, and how to survive without drowning and/or before hypothermia sets in.

Grylls is in Siberia, learning survival techniques from the Tuvans and, eating raw yak liver as well as drinking its blood for food.

Grylls must cross blistering desert and barren salt plains in Mexico's Baja peninsula. While collecting honey Grylls is stung by a bee and his face becomes severely swollen, nearly blinding him.

Grylls enters the swamps of Louisiana where he kills an alligator with a knife, and catches a catfish with his bare hands

Grylls jumps from a boat a kilometre off the west coast of Ireland. He travels down the coast before turning inland to cross the bogs. Here he retrieves a sheep carcass from a bog whose skin he uses as a sleeping bag (sheeping bag), a waterproof sack, and a flotation device.

Grylls is dropped on a granite peak in the Black Hills where he is caught in a thunder storm with inadequate shelter. Down in the plains Grylls encounters a herd of Bison before entering the desolate area known as the Badlands.

A clip-show from previous Man vs Wild episodes highlighting important survival techniques.