Chateau Peyrepertuse. Ruined medieval Cathar castle stronghold lower section seen from upper castle. Fortified walls and turrets along crest of hill.

Chateau Peyrepertuse. Ruined medieval Cathar castle stronghold lower section situated on steep rocky mountainside high above surrounding landscape.

Chateau Peyrepertuse. Ruined medieval Cathar castle stronghold outer tower of the governor s quarters rising above fortified walls set into limestone rock.

Chateau Peyrepertuse. Ruined medieval Cathar castle stronghold. St Mary s Chapel and altar.

Chateau Puilarens. Ruined medieval Cathar castle stronghold set high on limestone cliff showing keep. With trees at foot of cliff in foreground.

Chateau Puilarens. Ruined medieval Cathar castle stronghold set high on limestone cliff. View looking down on battlements from the keep to mountain peaks beyond.

Chateau de Roquefixade Ruined castle on cliff-top overlooking village of Roquefixade. Site of refuge for the Cathars during the Albigensian Crusade.

Chateau d Usson. Ruined castle dating from the eleventh century one of the last strongholds of the beseiged Cathars. Set in rocky mountain landscape.

Peyrepertuse Cathar Castle. Ruined fortifications of eleventh century castle on rocky hillside.

Ruined castle and fortified walls on hillside.