Zhenjiang, Jiangsu, is located on the south bank of the Yangtze River, opposite Yangzhou in the north of the Yangtze River. There are three hills along Zhenjiang River, all of which are famous tourist attractions, namely Jinshan, Beigushan and Jiaoshan. Beigu Mountain is not high, 55.2 meters above sea level, there have been many historical stories. There is a Ganlu Temple on Beigu Mountain. The most famous story is that Liu Bei was married to Sun Quans sister here during the Three Kingdoms period. This is described in detail in The Romance of the Three Kingdoms. The fifty-fourth "Wu Guotai Buddha Temple looks at the groom." , Liu Huangshu's house continued to be a couple." Liu Bei has been here for more than 300 years. The history has changed from day to day. During the Southern and Northern Dynasties, the Southern Dynasties Datong Decade (544) in March, Liang Wudi Xiao Yan boarded the North Gushan Mountain, facing the spectacular scenery of the bust, improvised writing The first word in the world is six words, and it is still known today. After more than 600 years, to the Southern Song Dynasty, the great poet Xin Qiji boarded Beigushan, leaving the words "Where is the hero of the world? Cao Liu, who is like Sun Zhongmou." The main identity of Xin Qiji is the general who led the war, and the second is a literati. His words are full of heroic spirit. There is also a city wall on the north side of the beigu hill. This hill has been a strategic location since ancient times, and it is always related to war. Duojing Building is also called Beigu Building, which is the best place to view. Originally built in the Tang Dynasty, it was damaged. The multi-view building that has been seen is rebuilt in recent years. It is on the multi-view building and at the foot of the Yangtze River.