Endurance VTT des Eoliennes is a mountain-bike endurance race held at Serre de Planeze in Saint-Georges-les-Bains, Ardeche, near Valence. Participants compete for three hours, either solo or in two-person teams, with distinct categories for standard mountain bikes and e-bikes. The event has a limit of 150 participants, making it a focused local race.
The loop measures 5 km with 130 meters of climbing per lap. The organizer characterizes the current course as both enjoyable and challenging. Bike Club Portois organizes the event, now in its third edition. While adults compete in the main endurance format, children have their own races on modified courses. Food services are provided on-site for participants and their families.