Gabrielle Balassone

12 elite survivalists enter a brutal 40-day challenge. In the ocean off the Philippines, they must survive a shark-infested ocean and then face the dense jungle.

12 survivalists enter a punishing African location for their 40-day challenge. They encounter deadly crocodiles and territorial leopards.

12 elite survivalists venture into the treacherous Peruvian Amazon for 60 days. They face ruthless conditions, giant anacondas, and flesh-eating piranhas.

Tropical storms hit, and the torrential rain and lack of food brings a survivalist to breaking point. One team is stalked by territorial sharks.

Twelve elite survivalists take on their toughest location yet, Montana's sub-freezing Rocky Mountains.