america, art, autobahn, car, cars, flags, germany, hong kong, lamps, leaving train, light, lights, loneliness, men, mood, new york, night, pattern, people, picture, po pin lin, radeberg, rain, rays, road, skyscraper, station, steel, street, symmetry, taxi, the tram, town, tracks, tunnel, umbrella, umbrellas, united states, wallpaper, wire