Ключевые слова: castles of france, cathar refuge, catharism, conservation, crusade against the cathars, cultural heritage, exhibition, exhibition collections, exhibition objects, foxum, gallery, god abelio, heritage, historical, institution, knowledge, mountain range, museum, museum exhibitions, natural border between spain and france, occitan resistance, occitanie, pays de foix, pyrenees, romanesque architecture, science, visit museums,