Ключевые слова: allegheny, architecture, beams, blue, buildings, cityscape, cloudless, clouds, destination, dramatic, dusk, environment, evening, famous, golden, gorgeous, history, landmark, landscape, modern, orange, pennsylvania, pink, pittsburgh, popular, rays, red, river, romantic, scenic, sightseeing, skyscraper, spectacular, sundown, sunset, tourism, tranquil, travel, twilight, urban, water, waterfront,