Explore hiking trails around Montségur-sur-Lauzon, Rhône-Alpes. The best hike near Montségur-sur-Lauzon is La Châtaigneraie Loop via Les_Crottes, a 5.6 mile loop in Réserve naturelle des gorges de l'Ardèche. Montségur-sur-Lauzon has population 1369.0.