France
The Usol Trail Challenge will take place in Vaugneray on Saturday 5 April 2025. You can run 12 hour. Visit the organization's website for the most recent information.
Always double-check with the organizer's website – things can change, and we might have sprinted past a few details!
12 hr
12h Relais
12 hr
12h Solo
Contre la Montre - Duo
Contre la Montre - Solo
