Ключевые слова: arch, architecture, asia, building, buildings, canyon, cave, china, chinese, chongqing, cliffs, courtyard, crowd, crowded, crowds, famous, formations, front, geology, gorge, green, heritage, hole, impressive, inspiring, karst, landscape, limestone, longshui, mountain, national, outdoor, overcrowded, pagoda, park, peaks, people, rock, rocky, roof, rooftop, summer, tourists, traditional, valley, vertical, walls, wooden, world, wulong,