The oldest 100-miler in the world and the dream of every ultrarunner. From the snow of the Sierra to the canyon heat — a legendary buckle won with heart. If you love the history of the sport, this is where it's written.
Trail 165 km · 9,600 m+
The Madmen's Diagonal crosses the volcanic island of Reunion from coast to coast through jungle and cirques. Steep, wild and gloriously punishing.
Trail 73 km · 3,300 m+
The historic festival of French trail running on the limestone causses above Millau. Technical terrain and a fervent atmosphere at the spiritual home of the sport.
Trail 80 km · 50 mi
The largest and oldest ultramarathon in the United States, mixing the Appalachian Trail, the C&O Canal towpath and country roads. A November institution.