Wednesday, August 26
6:00 PM – 8:00 PM · 2h
The mileSTONES format lands in Chamonix as an alternative to the traditional shakeout run. Runners cover a designated route and control their effort through pacing and navigation rather than raw speed, so the most precise runner takes the win. The run is free and needs its own ticket.
Type
Marathon
UTMB Mont-Blanc 2026Duration
2 hours