The Ultra-Trail du Mont-Blanc (also referred to as UTMB) is a single stage mountain ultramarathon. It takes place once a year in the Alps, across France, Italy and Switzerland. The distance is approximately 166 km, with a total elevation gain of around 9,400 m. It is widely regarded as the most difficult foot race in Europe.
Tags: ultra-trail marathon run Chamonix mont blanc France
On the Midi Plan ridge at the break of dawn. We stayed in the Cosmiques hut and woke up real early to make our way to that peak far left and back. My favorite shot from that trip, you can see the full story here: