Utmb 2025 Calendar. Utmb® world series is the world’s ultimate trail running circuit that allows all runners to experience the. With 45 events taking place across asia, oceania, europe, africa and the americas, runners can find an event closer to them.
Created in 2003, the utmb is the most mythical and prestigious trail running race in the world with 171 kilometers and. Send mail to events.calendar@utmb.edu with questions or comments about this web site.
