Ключевые слова: american flags, arches, bird, blue sky, columns, daytime, district of columbia, eagles, facade, face, flag, flag of the united states, flagpoles, head, historic building, landmark, lion, lions, monument, railroad station, sculpture, sky, statue, statues, summer day, train station, union station, union station metro station 1st street exit, united states, washington, washington dc usa, wildlife, windows,