Grand Tour du Sidobre is a long-distance trail route showcasing the most iconic landscapes of the Sidobre granite massif in southern France. The route links together the area's best-known natural landmarks, including Peyro Clabado, Roc de l'Oie, Lac du Merle, Chaos de la Balme, Chaos de la Rouquette and several forested granite formations unique to the region.
The Sidobre is Europe's largest granite massif, covering more than 100 km² and renowned for its spectacular balancing rocks, ancient forests and technical singletrack trails. The route has been designed to provide a continuous and logical tour of the massif while visiting its major points of interest. It is intended as a reference endurance route for trail runners and hikers, combining scenic value, historical landmarks and varied terrain on public trails.