UTMB World Series. Wildstrubel by UTMB. RESULTS . Our UTMB WORLD SERIES  bring us the Wildstrubel by UTMB, than confirmed its status as a premier trail running Event in the Swiss Alps.

4,000 runners registered to participate in one of the four main races offered during the weekend, with over 350 volunteers supporting the event along the trails. The Event lived up to its promise of “an extraordinary experience in breathtaking scenery.”