Acropolis - The Iron Challenge 2026

Acropolis - The Iron Challenge is a July obstacle race in Briteiros São Salvador, Guimarães, northern Portugal. Participants can select a 5 km or 12 km distance, accommodating those seeking a brief obstacle test and those prepared for a more extensive course. The course is set in a natural environment, incorporating the local terrain and featuring a combination of natural and man-made obstacles. The Associação Social e Desportiva do Febras organizes this event, targeting runners who desire a demanding outdoor physical test over a conventional road race.