Diaoyucheng

Diaoyucheng - Credit: Wikimedia Commons

The Diaoyucheng (), or Diaoyu Fortress, is a fortress located on the Diaoyu Mountain in Heyang Town, Hechuan District, Chongqing. It is known for its resistance to the Mongol armies in the latter half of the Song dynasty. Read more on Wikipedia

type: ancient site
date from: 1242

Source: en.wikipedia.org