Ключевые слова: ancient, architecture, asia, asian, attraction, badaling, beijing, border, brick, building, china, chinese, construction, culture, day, defense, dynasty, famous, great, greatwall, green, heritage, hike, hill, historic, history, landmark, landscape, ming, mountain, nature, old, outdoor, peking, route, scenic, sea, sightseeing, sky, stone, structure, sunny, tourism, tower, travel, unesco, walk, wall, wonder, world,