Ключевые слова: ancient, architecture, asia, asian, background, barrier, beijing, border, boundary, brick, building, china, chinese, construction, culture, day, defense, dynasty, famous, fort, great, heritage, hill, historic, history, landmark, landscape, miracle, mountain, old, oriental, outdoors, protection, ridge, scenic, sky, stone, structure, sunrise, sunset, tourism, tourist, travel, wall, war, wonder, world,