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Oct
4
Saturday

Bison Ultra-Trail

Website

The Bison Ultra-Trail will take place in Supraśl on Saturday 4 October 2025. Visit the organization's website for the most recent information.

Always double-check with the organizer's website – things can change, and we might have sprinted past a few details!
Bison Ultra-Trail 100
Bison Ultra 70
Bison Ultra 50
Bison Trail 30
Bison Trail 18
Bison Trail 12

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