Ultra-Trail des Sources 2026

Ultra-Trail des Sources begins and ends at Place Saint Remacle in Stavelot, with the event centered around Trois-Ponts in Belgium's Liège province. It is a mid-August trail-running series on nature and forest terrain, featuring UTMB Index races and distances from short trail options to long ultras. The main races are the 80 km and 160 km trails: the 80 km route includes 2,060 m of elevation gain, while the 160 km route has 4,630 m of elevation gain and can also be completed as a four-person relay. The full race list includes 10 km, 19 km, 27 km, 42 km, 73 km, 100 km, 100 km relay, and 160 km options, ensuring the weekend caters to more than just ultra specialists.