The Château de Crussol is a mostly-ruined 12th century limestone castle in the commune of Saint-Péray that dominates the valley of Rhône, just opposite Valence in the Ardèche département, Rhône-Alpes région of France. Location Located over the peak of the hill of Crussol, at the edge of a cliff over 200 metres above surrounding plain, the castle overlooks Saint-Péray in the west, and Guilherand-Granges and Valence in the east. The site comprises about 3 hectares, including the Vilette, a small h…