Relay ultramarathons in Missouri, United States

Rugged relay course on the Ozark Trail with rolling hardwood forests, bluff overlooks, technical mountain biking, and paddling on spring-fed creeks

Challenging 44-mile route at Osage National Golf Course with solo and team relay options, nighttime running under the stars

2.5-mile loop on Columbia’s D1 NCAA Cross Country course, well-groomed and slightly undulating, with solo and relay options up to 24 hours

Standard 400m track course with smooth surface, chip-timed laps, live counting, and direction changes every four hours

82-mile team relay crossing scenic Missouri trails, rolling countryside, and historic landmarks