Ключевые слова: ancient, architecture, asia, asian, blue, buddha, buddhism, built, carving, cave, china, chinese, city, culture, datong, destinations, door, east, empire, entrance, grotto, heritage, historic, historical, history, international, landmark, landscape, light, monument, nature, outdoors, religion, roof, shanxi, shrine, sky, spirituality, stone, structure, temple, tourism, traditional, travel, yungang, yungang buddhist caves,