How to reach : From "Le Rozier" (main street) cross Jonte River bridge and drive up road D29 toward "Montpellier-le-Vieux" for 5.3 km. Turn right at sign "La Rouviere" and drive this little paved road for 2.6 km and park. From there, hike southwest the 4wd road for 1 km up to a meadow with a large rock mass at the middle. Then bear left (east) and walk 100 meters to the arch hidden on the grove. This arch is named but not spoted on the IGN topographic map 2641 "millau" west.