鸡鸣驿,位于北京西北,公路里程约一百五十公里,是长城沿线的古代驿站。今天我们能看到的保存基本完整的古城东、北、西三面的城墙,是明代的建筑。古城呈正方形,每边长约一千米,紧邻京张公路。古城得名于它西北方的一座很奇特的孤山——鸡鸣山。古城有东、西两座城门,门洞为双曲拱砖结构, Chicken Ming Station, located in northwestern Beijing, highway mileage of about 150 kilometers, is the ancient post along the Great Wall. Today we can see the preservation of the basic integrity of the ancient city east, north, west of the walls, is the Ming Dynasty architecture. Ancient city was square, about one kilometer on each side, close to Beijing Zhang highway. The ancient city named after it in the northwest of it is a very strange Gushan - cock hill. The ancient city has east and west two gates, doorway for the double arch brick structure,