Give a man a fish and you feed him for a day; teach a man to fish and you feed him for a lifetime. From shelters, traps and rafts to wilderness fashion take a look at the survivalist's most successful, yet wacky, primitive design and techniques.

A married couple goes from watching the challenge from their couch in Idaho to taking it on in the perilous Philippine jungle. Torrential rain, relentless bugs and deadly boars put their survival skills -- and their marriage to the ultimate test.