Trail des 3 Rochers is a trail race in Vielsalm, located in the Belgian Luxembourg province of Wallonia. Participants can select from 15 km, 25 km, and 42 km distances, offering a range from a shorter off-road challenge to a marathon-distance event for those seeking a greater performance.
The routes traverse Walloon forests and pass the rock formations that lend the race its name. The event is designed for both seasoned trail runners and individuals looking to explore the area on foot. The surrounding region offers several points of interest near the race, including the medieval Château de Reinhardstein, the Grottes de Remouchamps, Lac de Robertville, the Maison du Pays de Salm, and the Cascade de Coo, a well-known waterfall in Belgium.