HOKA Chiang Mai Thailand by UTMB®
Nov 27PAO Park100 mi, 100K +2
Also 100 miles, by UTMB World, registration open
Listed from UTMB Index. Checked Oct 18, 2026.
Aid stations, cutoffs and pacing in one plan, with the timeline your crew follows. Crew invites and race-day updates come with a Race Pass.
Build my planBucovina Ultra Rocks by UTMB drops you in the untamed heart of the Eastern Carpathians, one of Europe's last true wilderness realms. From a fast 15 km dash to a relentless 114 km odyssey, six courses thread rocky ridges, a UNESCO untouched forest, medieval sheepfolds, the legendary Devil's Mill Gorge and, towering above all, the natural citadels of Lady's Rocks.
Race day
Jul 23, 2027
Registration openings and major changes, like a new date or a cancellation.
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Nov 27PAO Park100 mi, 100K +2
Also 100 miles, by UTMB World, registration open
Oct 23Castellaneta Marina100 mi, 100K +2
Also 100 miles, by UTMB World, registration open
Jul 24, 2027Honeoye Falls, NY100 mi, 99 mi relay +1
Also 100 miles, the same weekend as Bucovina Ultra Rocks by UTMB, registration opens Nov 1
Jun 26, 2027Olympic Valley, CA100 mi
Also 100 miles, 4 weeks before Bucovina Ultra Rocks by UTMB, lottery opens Nov 1
Build your aid station plan, organize your crew, and dial in your nutrition strategy. Everything you need to finish strong.
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