The High Lonesome 100 is a challenging ultra marathon race held in the Sawatch Range of the Colorado Rocky Mountains. With a 100-mile trail course that features 23,500 feet of vertical gain and reaches elevations of up to 13,150 feet, it's an exhilarating experience for trail runners. The race takes participants on a loop through stunning singletrack trails, including sections of the National Continental Divide and Colorado Trails. Along the way, runners pass through ghost towns, traverse alpine passes, explore remote basins, and navigate soaring ridges. The event is organized by a dedicated team of volunteers and offers a strong sense of community for participants. Whether you're an experienced ultra runner or looking for a true mountain racing challenge, the High Lonesome 100 is an event not to be missed.