Trail Courmayeur, Italy
UTMB TDS
145 km · 9,100 m+
The wildest, most technical race of UTMB week, on remote high-mountain paths from Courmayeur. Rugged, demanding and unforgettable for experienced trail runners.
Trail Ultra UTMB Mountain
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Trail Ultra UTMB Mountain
Whistler Alpine Meadows by UTMB
Whistler, Canada September 25, 2026
Why it's worth it
A spectacular alpine ultra in the Coast Mountains around Whistler. Wildflower meadows, glaciers and a UTMB World Series stamp.
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Trail Courmayeur, Italy
UTMB CCC
101 km · 6,100 m+
The little sister of UTMB, from Courmayeur to Chamonix over the same legendary trails. A 100 km mountain ultra that is a dream goal in its own right.
Trail Ultra UTMB Mountain
Trail Thredbo, Australia
Ultra-Trail Kosciuszko by UTMB
100 km · 4,000 m+
An alpine ultra over Australia's highest peaks in the Snowy Mountains. Wide-open high country and a UTMB World Series finale.
Trail Ultra UTMB Mountain