One of the greatest places in the world: China Beijing Great Wall. According to Chinese saying: You are not a man if you are at Beijing but haven't tried to climb up the Great wall.

Ancient Jimingsi in chicken Yongsan Dong Lu, Nanjing. It is one of the most ancient Vatican cadres.
Nanjing ancient city wall built in the Ming dynasty, (1366 to 1386).
Xuanwu Lake's history since the earliest can be traced back over 2220 years ago, the pre-Qin period.