Supervivencia al desnudo

For the first time ever, the curtain is pulled back to show how the epic adventure series is created. New survivalists, the amazing locations they face and exclusive, never-before-seen footage are revealed.

An unlikely pair of survivalists take on the unforgiving, thorny landscape of Africa's Namibia. They endure broiling temperatures, hunger and exhaustion, and severe storms jeopardize their chance of completing the challenge.

Two survivalists test their primitive skills on the razor-sharp terrain on the island of Andros in the Bahamas. Starvation, swarms of tiny predators and accusations about a partner's survival abilities create a fractured partnership.

A pair of survivalists travels to a scorching, crocodile-filled jungle in Cambodia and attempts to survive for 21 days. However, they continually butt heads, which puts both their physical and mental well-being to the test.

A vegetarian and an avid hunter are challenged to survive the Nicaraguan rain forest. The polar-opposite duo must find a way to work together to overcome dehydration and starvation in a jungle teeming with dangerous predators.

A survival instructor teams up with a pediatrician to fight storms, cold and starvation in Argentina's Yungas Cloud Forest. The pair desperately attempts to make shelter and find food before hypothermia shuts them down.

An ultra-marathoner and a commercial fisherman are left on a deserted beach on the island of Dominica. They battle starvation, dehydration and each other, but when the island claims a casualty, the other must decide whether to finish the challenge alone.

Two survivalists take on the high altitude and extreme cold of the Himalayan foothills in northern India. In the face of severe dehydration, a debilitating illness threatens to derail both of their chances of success.

Two survivalists team up to take on the jungles of Nicaragua armed with only a machete and a roll of duct tape. Their challenge takes an even more unusual turn when one becomes ill and leaves the other to fend for themselves.

A pair of survivalists head to Africa to test their skills on the barren plains of Botswana. Intense heat and a watering hole filled with animal waste take a devastating toll and threaten their chances of surviving the challenge.

Two survivalists are dropped onto the sun-scorched, desolate sand dunes of Brazil. In the bleak landscape of blinding white sand, they must battle hunger, dehydration and find a way to work together to survive.