北京旧“皇城”的变迁周素平谈起北京的旧“皇城”，今天除了上了岁数的“老北京”之外，恐怕已经很少有人知道了。天安门城楼左右侧各有一道红墙。这道红墙沿着东西长安街向东延伸到北京饭店的西侧，向西经过新华门延伸到府右街口，然后转弯向北，经过中南海的西门，一直... Changes in the Old Beijing Imperial City Zhou Suping talked about the old “imperial city” in Beijing. Few people have known today except for the “old Beijing”, which has reached the age of majority. Tiananmen Square, left and right sides have a red wall. This red wall extends east and west of Chang An Avenue eastward to the west side of Beijing Hotel, westward through Xinhua Gate and extends to Fuyoujiekou and then turns north, passing through the west gate of Zhongnanhai.