Deadly stingrays and aggressive anacondas torment survivalists as they try to survive 21 days in sun-scorched Brazil.
A deadly spider bite puts Gwen, an Alaskan homesteader at risk of tapping in the Mexican Jungle. A resilient mom paired with a quirky spider-lover are terrorized by huge gator and 550-pound black bears in the remote Seminole Forest of Florida.
A haunted Colombian rainforest punishes the survivalists with threats from deadly jaguars, 300 species of snakes and relentless biting insects. Then, polar opposites Charlie and Danielle attempt to survive for 21 days in the deadly Colombian jungle.
Two survivalists must survive in a flooded jungle of Belize with a labyrinth of Mayan caves filled with poisonous snakes and rabid bats. A survival instructor teams with a pediatrician to fight storms, cold, and starvation in Argentina's Cloud Forest.
In the snake-filled Mississippi swamps, Gabrielle, a former fan survivalist takes on the full 21-day challenge. Billy Berger and Ky Furneaux are dropped in it up to their necks as they have to survive 21 days in the Louisiana swamp with storms and snakes.
Jake Nodar and Melissa Miller take on a punishing Florida swamp where one of the survivalists becomes disoriented and lost. In a post-hurricane Nicaraguan jungle, one survivalist suffers third-degree sunburn while the other suffers a mysterious illness.
In Mexico's unforgiving, cenote-covered landscape, two fan survivalists are dropped on an island filled with snakes, jaguars, and a duck named Henry. In a haunted Mayan jungle, a painful injury tests the resolve of survivalists Leah and Caesar.
A smart but inexperienced survivalist and a rock climbing enthusiast take on the unforgiving Savannah of Namibia. AK, a past survivalist, returns for redemption. Her partner Jason joins her in the jungle of Guyana, but they have different priorities.
Mountain man Joe, and former cop Andrea take on Namibia. Two survivalists Jonathan Klay and Alison Teal are marooned on a Maldivian island for 21 days. The surfer girl and the former Marine clash when sunstroke and starvation threaten their survival.
Hakim takes a warrior's oath to protect Phaedra from the extreme cold of the Himalayas. Down south, Billy & Ky overcome a waterlogged swamp surrounded by alligators, water moccasins and mosquitoes.
A nurturing mother, and an independent adventurer try to survive in the rainforests of Nicaragua. Two survivalists continually butt heads in the Cambodian jungle.
A single mom and an optimistic novice try to survive the wild coast of South Africa. An unlikely pair of survivalists must coexist on the unforgiving African savannah of Namibia with a lack of food and fire.