In the vastness of the Sahara desert and the terrifying beauty of towering sand dunes, Bear Grylls tackles extreme survival challenges as he shows you just what it takes to get out alive even when it means eating one of the world's deadliest scorpions. Source: Discovery Channel

Surviving the desert.

The conclusion of the visit to Panama finds Bear Grylls handling mangrove swamps and jungles.

Conclusion to Panama.

Bear is off to Patagonia, at the tip of South America where he parachutes near a vast field of ice, forages in a beech forest, goes wading in a frozen bog and swims in icy water.

Bear is off to Patagonia again, at the tip of South America where he parachutes near a vast field of ice and falls in a huge precipice.