Two-person teams face a 150-mile challenge through New Zealand's unforgiving wilderness, pushing their limits of physical and mental endurance to emerge victorious.

The next episode begins with a shocking turn of events as Alaska takes her fi...
Extreme endurance athletes compete in a 100-mile challenge, testing their skills and gear as they navigate treacherous terrain to claim a $500,000 prize.
Two-person teams face a 150-mile challenge through New Zealand's unforgiving wilderness, pushing their limits of physical and mental endurance to emerge victorious.
Seasons: 2
Current Status: Returning Series
Network: USA Network
Production Country: United States
Genres:Reality-TV