mozart 100 by UTMB May 23 2026 20km, 50km, 100km, 100M Fuschl am See / Austria Visit Event Website → About This Event Location Fuschl am See Country Austria Date May 23 2026 Distances 20km, 50km, 100km, 100M Why This Event UTMB World Series ultra through Austrian Alps near Salzburg with dramatic mountain scenery, extreme elevation on 100M route More Runs in Austria View all runs in Austria