medieval glass window palace of the popes

abstract arch avignon bench building castle catholic century christianity church citadel city dark detail diamond enclosure estate europe filter filtered fortress france glass gothic granite heritage historic historical house illuminate international knight lead leaded light lined manor mansion medieval mottled nobody palace palais palisade pane papacy papal papes pope popes power powerful protection quiet rampart reflection residence ruler shadow shadows shield sill solitude stain stained stone strong stronghold sunbeam travel vertical wall walled window