Ключевые слова: ancient, asia, attraction, badaling, beijing, blue, brown, china, cold, defense, dry, famous, great, hike, hiking, historic, jinshanling, long, mountain, mountains, mutianyu, nature, old, outlook, overview, peking, rampart, scenic, section, sightseeing, simatai, sky, stone, tourist, touristic, tower, trail, travel, tree, trees, trip, view, winter, wonder of the world, wonderland, world,