Czechia
May - Jun
30-6
Sa - Sa
Devils Challenge - Čertovská výzva - 666 km
The Devils Challenge - Čertovská výzva - 666 km will take place in Hamr na Jezeře from Saturday 30 May 2026 to Saturday 6 June 2026. You can run 666 kilometers. 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!
666 km
8 Etap, 666 Km, Trojice
666 km
8 Etap, 666 Km, Dvojice
666 km
8 Etap, 666 Km, Jednotlivci
4 Etapy, 5.-8. Etapa, Jednotlivci
4 Etapy Z 8, Jednotlivci