UTMB ® Mont Blanc

The UTMB Mont-Blanc, or Ultra-Trail du Mont-Blanc, is a prestigious ultra-marathon held annually in the Alps. Spanning approximately 171 kilometers (106 miles) with a staggering elevation gain of around 10,000 meters (32,800 feet), it circles the Mont-Blanc massif through France, Italy, and Switzerland. The race attracts elite and amateur trail runners from around the world, known for its challenging terrain, breathtaking landscapes, and vibrant atmosphere. Participants navigate varied trails, alpine paths, and stunning views, making it a hallmark event in the ultra-running community.