Ключевые слова: abstract, air, alley, architecture, asphalt road, background, beautiful, building, business, china, city, city skyline, cityscape, company, complex, concrete panorama, downtown, finance, future, glass, ground, highway, horizon, horizontal, landscape, light, metropolis, modern, nature, office, office building, office environment, outdoor, panorama, perspective, road, skyline, skyscraper, square, street, track, travel, urban, vacant,