Ключевые слова: abstract, american, architecture, banking, black, blue, building, buildings, business, chicago, city, cityscape, clouds, commerce, corporate, diagonal, district, downtown, exterior, finance, financial, flag, geometric, glass, illinois, large, looking, metropolis, mirror, modern, office, pattern, reflection, shape, sky, skyline, skyward, sunlight, tall, tower, up, upward, urban, vertical, view, white,