Ключевые слова: antique, architectural, architecture, blue, bridge, building, catholic, church, city, cityscape, cologne, cologne cathedral, cologne dom, day, dom, europe, german, germany, gothic, heritage, historic, historical, hohenzollern, iron, koeln, landmark, north rhinewestphalia germany, old, panorama, religion, rhine, river, sky, skyline, symbol, tourism, tower, travel, view,