Cyclo Sancy arc en ciel - 77 km 2026

La Sancy Arc en Ciel is a September cycling weekend held in Chambon-sur-Lac. The 76.5 km route, featuring 1,600 m of elevation gain, mirrors the Pascal Herve cyclosportive. This event covers more than just a single start for a specific rider type, also offering longer road rides, gravel routes, and a food-oriented cyclo-rando. The road cycling options include a 100 km route with 1,831 m of climbing and a 154 km route with 2,950 m. The gravel offerings vary from a 30 km family ride to an 80 km gravelchrono that includes three timed segments. For a more relaxed experience, a 20 km gourmet ride circles Lac Chambon, accessible to standard bikes and tandems, with planned stops for local food and beverages. The weekend also features an exhibitor village, various activities, complimentary childcare, and a 12 km charity walk around Lac Chambon to support research for Charcot's disease.