Ключевые слова: above, aerial, america, american, architecture, autumn, background, building, business, chicago, city, cityline, cityscape, cloud, concept, contemporary, dawn, day, district, downtown, dusk, financial, il, ill, illinois, lake, landmark, landscape, metropolitan, michigan, modern, observatory, panorama, panoramic, scene, sky, skyline, skyscraper, states, top, tourist, tower, traffic, travel, united, us, usa, view, water, waterfront,