River Of No Return Endurance Runs

The River of No Return Endurance Runs, taking place in Challis, Idaho, offers a thrilling experience for runners with three challenging distances: 32K, 55K, and 108K. Participants will navigate diverse terrains, including significant mountain climbs exceeding 9,000 feet, while enjoying breathtaking scenery and wildlife. The event features well-stocked aid stations and encourages support crews, enhancing the experience for both runners and their families.

The courses are designed to be tough yet rewarding, culminating in a celebratory finish down Main Street Challis. This event is part of the Idaho Trail Ultra Series, showcasing the beauty of Idaho's wilderness. Visit the organization's website for the most recent information.