UTMB WORLD SERIES 2024: 41 RACES CALENDAR. Our 2024 TRAIL RUNNING CALENDAR bring to us the calendar of the circuit that culminates in Chamonix, with Spain as the second market, only surpassed by France in registrations
We start by remembering the start of the UTMB Mont Blanc 2023 and go with the details of the UTMB World Series 2024 and its 41 events.
