
Video: A thousand-year-old ancient city in China, once the 'Wall Street' of the Ming Dynasty.
Pingyao Ancient City (Shanxi, China), with its well-preserved ancient architecture, was once a bustling trading center during the Ming Dynasty.
The Ky Anh stone rampart (Ha Tinh province), nearly 1,5 km long, was built by the Trinh dynasty and served as a border dividing the Southern and Northern regions of Vietnam, as well as an effective defensive line.