Capital Cities and Tombs of the Ancient Koguryo Kingdom
The Capital Cities and Tombs of the Ancient Koguryo Kingdom is an UNESCO World Heritage Site which includes a number of archaeological sites currently in Ji'an, Jilin Province and Huanren, Liaoning Province in Northeast China. Goguryeo (or Koguryo, "Gaogouli" in Chinese), (37 BCE – 668 CE) was a Korean Kingdom located in the northern and central parts of the Korean Peninsula and the southern and central parts of Manchuria.
Source: Wikipedia — Capital Cities and Tombs of the Ancient Koguryo Kingdom (CC BY-SA 4.0)