Ключевые слова: aerial, ancient, architecture, asia, barrier, border, brick, china, chinese, country, culture, damage, defense, desert, destination, dynasty, famous, fort, fortress, grassland, great, great wall, heritage, hill, history, landmark, landscape, military, ming, mountain, old, outdoor, outdoors, protection, ruins, rural, sand, shahukou, shanxi, stone, structure, tourism, tower, travel, wall, window, youyu,