Abstract: The superior geographical conditions that the northwestern suburbs of Beijing and historical rulers who created the gardens in this areas，which became the natural foundation for the Qing Dynasty large－scale construction of royal garden. From the beginning of KangXi built ChangChunyan，YongZheng、QianLong and JiaQing successively built the YuanMingyuan、the Summer Palace、JingMingyuan and JingYiyuan.From Three Mountains and Five Gardens building styles and characteristics，It is the result of our country's landscape culture logical development.The three big gardens of YuanMingyuan、the Summer Palace and Summer Resort each has its own characteristics.From the physical appearance and connotation of Three Mountains and Five Gardens，analysis the cultural heritage and cultural value that it condensation.