Čertovská výzva 666 km
MAY
30
2026
Read all about the Čertovská výzva 666 km on 30 May 2026 in Hamr na Jezeře.
Sat 30 May 2026
4 Stages (5th-8th)
8 Stages
Always double-check with the organizer's website! This page may contain affiliate links.
About the race
The Čertovská výzva 666 km will take place in Hamr na Jezeře on Saturday 30 May 2026. You can run between 316 and 666 kilometers. Visit the organization's website for the most recent information.
666 km
8 Stages
316 km
4 Stages (5th-8th)
