Ключевые слова: ancient, architecture, argentina, background, beautiful, bridge, buenos aires, building, city, clouded sky, engineering, green, landmark, landscape, metal, natural, nature, old, outdoor, park, perspective, plant, railroad, railway, railway bridge, river, scenic, sky, steel, stone, stormy sky, structure, summer, tourism, track, train, transportation, travel, tunnel, vintage, window saw, wood, wooden,