[Yangguan] is the place where the ancient land road of China's foreign traffic throat, the West Han Dynasty is placed, because it is in the south of Yumenguan, so it is named. It was the same as Yumenguan as the gateway to Western traffic at that time. That is, the Han Dynasty defense of the northwestern nomadic invasion of the important pass, is also the Silk Road on the Central Plains to the west and Central Asia and other places, with water as a pass, according to Sichuan, and Yumenguan north and south echo. The main military heavy land and the important gateway through the Dunhuang section of the Silk Road, the west region and the Eurasian region, must go to one of the two gates after leaving Dunhuang. Gaoseng Xuanxuan took home from India, and took the South Silk Road Road and returned to Chang'an from Yangguan in the east. Yucheng Chaoyu Yuqing Dust, the guest house is green and willow color is new. Advise Jun to have a glass of wine, and the west exits Yangguan for no reason. This masterpiece of Wang Wei, the great poet of the Tang Dynasty, can be described as a unique sentence, and the song is sung and widely circulated. Yangguan ticket is 50 yuan, and the tour guide will explain to make up 20 or 30 talents. Free, battery sightseeing car 10 yuan. Come here unless you drive or report to the West Line for a day tour, there is no public transportation here.