Ключевые слова: afternoon, architecture, bahn, berlin, blue, building, business, capital, center, city, clear, europe, evening, famous, germany, landmark, light, modern, night, office, perspective, place, platz, potsdam, potsdamer, potsdammer, sight, sign, sky, skyscraper, square, station, streetname, subway, summer, sun, sunny, tower, travel, underground, urban, wide, yellow,