Explore hiking trails around Gensac-de-Boulogne, Midi-Pyrénées. The best hike near Gensac-de-Boulogne is Coret de Uelhicrestada via Camin des Banhs de Tredòs, a 17.7 mile oneway in Parc Nacional d'Aigüestortes i Estany de Sant Maurici. Gensac-de-Boulogne has population 111.0.