Cite de Carcassonne citadel, UNESCO World Heritage Site, Carcassonne, Aude, Occitania, France, Europe

cite de carcassonne citadel unesco world heritage site carcassonne aude occitania france europe carcassonne france medieval walls fortifications towers gateway arch stone castle fortress history architecture cityscape landscape travel tourism europe city hill hilltop sky clouds cloudy day daytime grass green nature outdoors historic site ancient old landmark iconic famous unesco world heritage heritage sight