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Built on bad decisions in Boulder, CO.

Trail Alsace

6 Race Events10K, 25K, 100 Mile, 100K, 50K, Half Marathon

UTMB

Obernai, France

Trail Alsace Ronde des Pages

Trail Alsace Ronde des Pages

May 16, 2026

Half MarathonCrew

Trail Alsace Trail des Celtes

Trail Alsace Trail des Celtes

May 17, 2026

Trail Alsace Trail des Ecuyers

Trail Alsace Trail des Ecuyers

May 16, 2026

Trail Alsace Trail des Pèlerins

Trail Alsace Trail des Pèlerins

May 16, 2026

Trail Alsace Ultra-Trail des Chevaliers

Trail Alsace Ultra-Trail des Chevaliers

May 15, 2026

Trail Alsace Ultra-Trail des Païens

Trail Alsace Ultra-Trail des Païens

May 15, 2026