Ключевые слова: aerial, aerial view, america, architectural styles, architecture, area, attraction, blue, building, building exterior, business, chicago, chicago metropolitan area, city, city street, cityscape, civic, contemporary, corporate business, district, downtown, downtown district, drone, financial, global finance, hotel, illinois, landmark, megalopolis, metropolis, metropolitan, michigan, midtown, modern, observatory, office, panorama, roof, rooftop, sky, skyline, skyscraper, street, tall, technology, tower, united states, urban, usa, view,