The Great Wall of China: you saw is the Great Wall at badaling Great Wall is the period. The Great Wall is one of the wonders of the world, it is like a dragon in north China’s vast territory. It is the ancient Chinese labor people sweat crystallization, is the symbol of Chinese ancient culture and the pride of the Chinese nation. The Great Wall dates from qin period, after successive supplement, now we can see the Great Wall is almost built in Ming dynasty. The Great Wall at badaling Great Wall is the best preserved section, is also the most representative of a paragraph. Here is the Great Wall, the juyongguan pass important outpost high altitude, topography, McGraw-hill, has strengthened the city which is. On the Great Wall at badaling, standing, mountainous and strong, the XiongChen panoramic landform. Because of the hill, the Great Wall is more magnificent landform because steep. On the wall of every 30 ~ 40 meters or 100-200 meters, build a fort in dangerous places in fort. At the height of the building in Taiwan, the walls of the ridge of dangerous or corner. Have high low at Taiwan. High called watchtowers, upper Zi can have the crenel at shooting, have lower margin hole, SheKou can shoot, accommodation, food and store gunpowder tuen mun. The wall is low, height and wall almost, but focusing on the outside wall, there are around the crenel, stand, original patrol above and building for soldiers to rest, now only foundation. Look at the wall, the distance and scattered on the mound, smoke, built the Great Wall at badaling guards crenel alert facilities. The key is not closed gate, the department (1571 against a brick city, city, is a fork at badaling outpost can garrison command, 800 people, and reserves of weapons. The badaling Great Wall in the Ming dynasty, the qing dynasty flourished until after losing their defense, no longer repair. After years of wind erosion and sabotage and deserted. After 1949, many GuanCheng, closed and renovation of badaling north-south every four towers. In 1978 and rebuild the juyongguan outside the town towers. The badaling the juyongguan, cui ridge, flowers and trees with overlapping green jade sometime early, as in the ancient yanjing one of the eight is famous tourist resort.