Ключевые слова: aerial photography, ancient architecture group, background, birdseye view, building, central business district, china, city, city skyline, cityscape, commercial district, downtown, famous scenic area, financial district, group of buildings, high angle view, hube mountain, jiangsu province, landmark, metropolis, modern, night view, office building, office environment, overlooking, road, skyline, skyscraper, square, street, top view, tourism, travel, urban, urban landscape, ximatai, xuzhou,