Florida's brutal black water swamp pushes a hard-headed homesteader and an elite military Alpha male to their limits. Threatened by venomous snakes, dangerous wild boar and torrential rain, the clashing survivalists must work together or fail alone.
An Australian bushman and American biologist form an intimate bond as they take on the Namibian desert together. The relationship grows as they search for scarce food along a thin stretch of raging river while territorial baboons track them at every turn.
Surrounded by crocodiles, leopards and venomous snakes, survivalists band together against the South African bush. But scorpion and aggressive tick bites -- in the most vulnerable parts of the body -- put their challenge at risk.
The frigid Montana wilderness pushes the survivalists' partnership over the edge. As they struggle to work together, wildlife including bears and aggressive moose circle their camp. Plummeting temperatures create the need for drastic action.
Torrential downpours hammer the survivalists as soon as they're dropped into the Georgia rainforest. Pushed by the weather, mountain lions, black bears and poisonous copperheads, the pair create a bond that leads to a life-changing decision.
The mile-high altitude of Colorado's Rockies tests two strangers ability to adapt and survive. Black bears are not only a predator threat but compete for limited resources. Storms roll in, bringing hailstorms and hypothermic conditions.