21–22 January 2023 109 days to go! Tickets

UTMB World Series

Embark on an extraordinary journey with the UTMB® World Series through the best races, in the most iconic destinations, including Ultra-Trail Snowdonia by UTMB®.

The only place to begin your quest to Mont-Blanc and gain access to the UTMB® World Series Finals in Chamonix.