Ключевые слова: architecture, background, blue, bonn, bonner, building, catholic, centre, church, city, cityscape, culture, destination, europe, european, exterior, famous, german, germany, historic, house, landmark, landscape, medieval, minster, munster, north, old, region, rhine, roman, scene, sightseeing, sky, spire, square, state, tourism, touristic, town, traditional, travel, typical, urban, view, westphalia,