Ключевые слова: aerial photography, ancient city of xian, antique building, architecture, big wild goose pagoda south square, building, chinese elements, city night view, city view, cityscape, color, datang everbright city, dayan tower, garden architecture, imitation tang architecture, landmark building, landscape, light, night, night view, positive tolerance, scenery, sculpture, square, tang culture, the night view of datang city that never sleeps, tourist attraction, travel, urban landscape, walking street, xian landmark, xian landmark building, xian scenery, xian tourism,