朝阳境内的牛河梁红山文化遗址,作为红山文化最高层次的中心遗址,庙坛冢三位一体,证明这里早在5500年前就存在一个具有高度文明的古国,中华五千年文明就此有了根源,使夏以前的“三皇五帝”传说找到了实物证据。牛河梁红山文化把中华文明史向前推进了1500年,这里是继黄河流域、长江流域之后发现的最伟大的中华文明发祥 As the center site of Hongshan Culture and the temple altar, it shows that there existed an ancient civilization with a high degree of civilization as early as 5,500 years ago. As a result, the 5,000-year civilization of China has its roots in this area, The summer before the “Three Emperors and Five Emperors” legend has found physical evidence. Niuheliang Hongshan culture to promote the history of Chinese civilization forward for 1500 years, here is following the Yellow River, the Yangtze River after the discovery of the greatest Chinese civilization