Wildstrübel by UTMB Sep 10-13 2026 25km, 53km, 70km, 113km Crans-Montana / Switzerland Visit Event Website → About This Event Location Crans-Montana Country Switzerland Date Sep 10-13 2026 Distances 25km, 53km, 70km, 113km Why This Event UTMB World Series ultra through Swiss Alps around Wildstrubel massif with extreme elevation gain and glacier terrain More Runs in Switzerland View all runs in Switzerland