Five pairs of competing teams are not allowed to sleep for the 48-hour duration of the competition. If anyone falls asleep, their team is eliminated.

Tempestt Bledsoe, Leif Garrett, Arianne Zuker, John Melendez, Traci Bingham, Todd Bridges and Brande Roderick compete in a water stunt, an isolation challenge and a driving... Full summary

Feuding and former couples try to capture scorpions and navigate a high-speed obstacle-course.

Contestants crawl through a pigsty and find themselves being dragged behind a tractor.

Contestants pair up with strangers; racing against time and weight under water; eating awful things; crawling under a moving train.

Facing hurricane-force rain and wind at 100 feet in the air; eating cockroaches; battling a flash flood.

Two 20-something teams take on two couples more than twice their age in a tug-of-war 100 feet in the air and a competition to drive a car onto a flatbed truck as it barrels down the... Full summary

Contestants launch over a farmhouse into a pit of mud; evading attack dogs while searching for hubcaps in a junkyard; a very large explosion.