A hard-headed Navy veteran and a free-spirited yogi endure shark-infested waters and boa-ridden swamps all while locked together by a six-foot tether for 10 days in Panama. They must work together in order to survive.

A mild-mannered biologist and a feisty Air Force veteran are joined by a six-foot tether as they trek through the most concentrated brown bear terrain in the world in order to reach rescue.

A city slicker, self-made millionaire and an earthy activist attempt to traverse almost 40 miles of bug-infested, gator-ridden Louisiana bayou while tethered together. The city slicker proves to be in need of survival skills.

Jay, a bull rider and Matt, a 'by the book' intellectual face off against snakes, bat infested caves, and raging rivers in the Panamanian Jungle.

Blake, a Biology professor, and Caesar, a Shaman, must traverse the Chugash Mountains to reach civilisation. All while tied together by a six-foot tether.

Nick, a gold miner from Alaska and Jameson, a therapist from Haiti must navigate through rugged terrain all while locked together by a four-foot tether.