Utmb 2024 Chamonix Ski. This part of the circuit is the friendliest: Created in 2003, the utmb is the most mythical and prestigious trail running race in the world with 171 kilometers and 10,000 meters.

Starting in the swiss village of orsieres, not too far from the famous ski resort of verbier in the french speaking portion of switzerland’s valais canton, the occ takes runners on a 56km. The ultra trail du mont blanc (utmb) was first run over 20 years ago, in 2003.