Ключевые слова: architecture, blue, building, catholic, catholicism, centre, christian, christianity, church, city, cityscape, cologne, crown, culture, deutschland, europe, european, exterior, famous, german, germany, great, green, historic, house, koln, landmark, landscape, martin, medieval, north, old, religion, rhine, roman, romanesque, saint, sightseeing, sky, spire, style, tourism, touristic, tower, traditional, travel, trees, typical, urban, westphalia,