High Five 100 - Lake City, CO
Lake City, United States • 8 Aug 2025
The High Five 100 is an ultra-running challenge held in Lake City, CO, designed to test even the most elite runners. Participants must navigate on foot to 22 designated locations, including 6 checkpoints for crew support and 16 proof points to verify their journey. Runners can choose their own routes but must complete the course within a 48-hour limit, covering an estimated 90 to 105 miles with over 40,000 feet of elevation gain. This unique event emphasizes self-sufficiency, as there are no entry fees, marked courses, or aid stations, making it a true test of endurance and determination. Visit the organization's website for the most recent information.