Ключевые слова: architecture, asia, backdrop, brick, building, business, cement, center, china, city, cityscape, commercial, concrete, day, district, downtown, empty, entrance, exterior, floor, footpath, front, glass, green, ground, landmark, landscape, light, modern, nobody, office, outdoor, outdoors, pavement, road, shanghai, sidewalk, skyscraper, space, square, street, structure, texture, travel, urban, walkway, wall, workplace,