Thursday, August 27
7:15 AM – 10:00 AM · 3h
This demanding 12–14K trail run climbs 800–900 metres toward the snowline, turning back when ice appears underfoot. Designed for runners with trail experience who are comfortable on challenging terrain for more than two hours, it meets at 7:15am for a 7:30am start and lasts around two hours 45 minutes. Bag drop is available, followed by seasonal food and drinks from the SATISFY Fuel Station. Advance sign-up is required and places are limited.
SATISFY Off-Road Supply
133 Chemin du Nant Favre, 74400 Chamonix-Mont-Blanc, Chamonix-Mont-Blanc
Type
Marathon
UTMB Mont-Blanc 2026Duration
3 hours