Citadel of the Hồ Dynasty - Credit: Wikimedia Commons
Citadel of the Hồ Dynasty (, chữ Nho: 城茹胡; also called Tây Đô/西都castle or Tây Giai castle) is a 15th century stone fortress in Thanh Hóa, Vietnam. It served as the western capital of the Hồ dynasty (1398–1407) while also being an important political, economic, and cultural centre in the 16th to the 18th century. It is located in Tây Giai commune, Vĩnh Lộc District, in Thanh Hóa Province, in Vietnam's North Central Coast region. Read more on Wikipedia
Source: en.wikipedia.org