Beijing sits on the northwestern edge of the North China Plain, with the Yanshan Mountain to its north, the Taihang Mountains to the west, the Bohai Bay to the east and vast plains to the south.

• 敦煌莫高窟保存的大量壁画和彩塑是中国古代人民艺术创造的结晶，具有极高的审美价值和历史价值。