Night Crawler Endurance Challenge
Casper, United States • 22-23 Aug 2025
The Night Crawler Endurance Challenge is a unique overnight solo ultramarathon held on Casper Mountain in Wyoming, featuring 4-hour and 12-hour race options. Set at 8,100 feet elevation, runners traverse forested trails starting and finishing at the Nordic stadium near the Casper Mountain Trails Center. Participants can run laps at their own pace, resting between laps in a communal area with tents and chairs, fostering a supportive trail running community.
The event emphasizes personal achievement with no official "Did Not Finish" status. Awards are given to top finishers, and all participants receive finisher recognition. This event offers a challenging and scenic endurance experience under the stars. Visit the organization's website for the most recent information.