Departing from the village of Cavalry, destination the beautiful hilltop village of Cantobre, then direction Tréves, then we go up by very narrow roads not far from Aigoual and we go back down to Meyrueis, we bypass the Causse Méjean by the col de Perjuret and then direction Florac. We go up by the very nice road which leads on the causse and we go down again in the gorges of Jonte to go up immediately on the black causse by a very narrow and very winding road until Veyreau. We then descend to join the gorges of the Dourbie to Millau. We then set off again in the direction of La Cavalerie.