Ключевые слова: architecture, blue, buildings, built, business, chicago, city, cityscape, concept, corporate, downtown, economy, estate, exterior, finance, freeze, front, home, ice, illinois, lake, landmark, lifestyle, metropolitan, modern, morning, panorama, place, polar, real, reflection, sky, skyline, skyscraper, steam, structure, success, sunshine, tourism, urban, usa, vortex, winter, work, workplace,