Trail Alsace by UTMB 2026-05-14 to 2026-05-17 Obernai / France Visit Event Website → About This Event Location Obernai Country France Date 2026-05-14 to 2026-05-17 Why This Event UTMB World Series four-day trail festival through Alsace wine region with races from 20km to 100 miles featuring vineyard trails and mountain passes More Runs in France View all runs in France