Forbidden City - The Palace has always been strictly guarded and thought to be inviolable, but over 500 years of existence there have been many heavenly projects in the Forbidden
The United Nations Science, Education and Cultural Organization has recognized Korea's Kaesong Ancient City as a World Cultural Heritage in 2013.
For nearly two millennia, cold weather caused many invasions, civil wars in China and led to the demise of dynasties like Tang and Ming dynasties.
In an archaeological project, Korean scientists dug up 4 human skeletons in the Gaya dynasty (42-562). One of them is the girl's skeleton about 16 years old.
A dynasty who ruled over vast lands in Europe for nearly 200 years was annihilated by the last emperor who had no children because of the marriage tradition of the same lineage.