一北京地区现存辽金遗址中,佛教遗址占有大部分的历史原因公元前11世纪中叶,商周之际修建蓟城(在今北京宣武区),为北京地区建城之始。在此后的3000多年间,北京城市的发展出现了一系列重大的变化。辽金时期,是北京城发展的重要时期。北京城从北方的一个军事重镇,发展成辽朝陪都——辽南京(又称燕京);至金代发展成为全国的首都——金中都。金中都成为北京建都之始。因而,现在 One of the extant Liaojin ruins in Beijing, the Buddhist sites occupy most of the historical reasons BC in the mid-11th century BC, the construction of Ji City (now Beijing’s Xuanwu District), the beginning of the establishment of the city of Beijing. In the following 3000 years, there have been a series of major changes in the development of Beijing’s cities. During the Liao and Jin dynasties, it was an important period for the development of Beijing. From a military center in the north, Beijing City developed into a capital city of Liao Dynasty - Liaoning Nanjing (also known as Yanjing); until the Jin dynasty became the capital of the whole nation - Jin Zhongdu. Gold has become the capital of Beijing’s beginning. So, now