Ключевые слова: architectural, architecture, bridge, bright, building, catholic, center, central, christian, church, city, cityscape, cloud, darkness, dusk, embankment, europe, european, famous, german, germany, gothic, great, illuminated, landmark, light, lightning, mainz, mainzer, night, old, panorama, red, reflection, rhine, river, sky, skyline, sun, sunny, sunset, tourism, touristic, tower, town, twilight, union, view, water, yellow,