Ключевые слова: architecture, built structure, chicago, chicago illinois, city, cityscape, cloud, cloudscape, downtown district, great lakes, horizontal, illinois, lake, lake michigan, lake shore drive chicago, marina, navy pier, no people, north america, office building exterior, outdoors, pier, reflection, sailing, ship, sky, skyscraper, summer, sunrise dawn, tower, travel, urban skyline, usa, water, waterfront,