18.12 – 20.12.2026Pereslavl-Zalessky (Russia)
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7 courses · 13–166 km · up to 4’060 m D+
7 courses
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The race
The Mad Fox Ultra Pure Intention is the largest winter trail event in Russia, taking place in the historic town of Pereslavl-Zalessky. The event offers distances ranging from 10 km to 100 miles, with courses traversing snowy landscapes, forests, and historical sites.
Where to stay
Find a place to stay near Pereslavl-Zalessky for the race.
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