Xanadu, China

Shangdu, more popularly known as Xanadu, was the summer capital of the Yuan dynasty of China before Kublai moved his throne to the former Jin dynasty capital of Zhōngdū which was renamed Khanbaliq. Shangdu is located in the present-day Zhenglan Banner, Inner Mongolia. In June 2012, it was made a World Heritage Site for its historical importance …
Shangdu, more popularly known as Xanadu, was the summer capital of the Yuan dynasty of China before Kublai moved his throne to the former Jin dynasty capital of Zhōngdū which was renamed Khanbaliq. Shangdu is located in the present-day Zhenglan Banner, Inner Mongolia. In June 2012, it was made a World Heritage Site for its historical importance and for the unique blending of Mongolian and Chinese culture.
Data from: en.wikipedia.org