元明清三代,除了明初短暂定都南京之外,北京一直牢牢占据着首都的地位。虽然北京早在东周时就是燕国的首都,但在元代之前还从未做过统一王朝首都,为什么北京最终会获得垂青呢?北京地处华北平原与西北蒙古高原、东北松辽平原之间,西北是燕山山脉,西南是太行山脉,南 In the Yuan, Ming, and Qing Dynasties, except for Nanjing, which was briefly capitalized at the beginning of the Ming Dynasty, Beijing has firmly occupied the capital. Although Beijing was the capital of Yan State as early as the Eastern Zhou Dynasty, Beijing has never been able to get the final approval before the Yuan Dynasty. Beijing is located in the North China Plain and the northwestern Mongolian Plateau and northeastern Songliao Plain , Northwest is the Yanshan Mountains, southwest is the Taihang Mountains, south