Spain
The WOP Challenge Bilbao-Bizkaia will take place in Bilbao from Saturday 4 October 2025 to Sunday 5 October 2025. You can run between 50 and 224 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!
224 km
224 Km
50 km
