Explore hiking trails around Saint-Martial-sur-Isop, Limousin. The best hike near Saint-Martial-sur-Isop is Coutellerie de Nontron via Voie Verte de Saint-Pardoux-la-Rivière à Thiviers, a 19.2 mile oneway in Parc naturel régional Périgord-Limousin. Saint-Martial-sur-Isop has population 140.0.