The Great Wall of Qin Shihuang is a classic city in the Great Wall. It has been through more than 2,000 years of history, through the wind and cold, and maintains the original appearance of history in the dead grass. Anyone with a little historical common sense knows that Shihuangzhucheng is a political and military measure after Qin's reunification of the Central Plains. In 214 AD, Meng Xuan led 300,000 troops north to drive Di (that is, Xiongnu), collect Henan, build the Great Wall, because of the terrain, with insurance plug, start Linyi, to Liaodong, extend more than 10,000 miles, resulting in Hu people dare not go south and collect horses. This Great Wall is the local material, the stone base, in Baotou Guyang red stone slab ditch section and Bayaner City Xiaoyutai Town Sujigou section are the most complete preservation of the two places, respectively listed as the key national cultural relics protection units. Two complete Great Walls a hundred miles apart, and now the east and west echo the dance in the north of Yinshan Mountain. The Han Dynasty was the longest dynasty in Chinese history to build the Great Wall. From east Liaoning, through Yinshan, to Xinjiang, from east to west, and undulating with the terrain. The Han Great Wall north of Yinshan also shines in the shadow of the historical sword, the British name of General Wei Qinghuo to the north and south of Yinshan, the Great Wall Peak far up, Zhaojun out of the strong travel throughout the ancient stone gate road, desert canyon. The posture of the Han Great Wall dance is different, she is double-tracked, or side by side, or separated, its length in the Great Wall before and after Yinshan, except for the Golden Great Wall, count her. The Golden Great Wall has its unique architectural law, the outer and inner walls, also known as the Golden Border, which was built by a minority female real people in the north of China since Qin and Han Dynasty, and has been flying and dancing with the Great Wall of the Mountains. Form a scattered and danced dragon and ribbon.