Mikulčice-Valy - Credit: Wikimedia Commons
Mikulčice-Valy is an archaeological site and a museum with remains of a significant Slavic gord from the times of the Great Moravian Empire. The site is located in Mikulčice in the South Moravian Region of the Czech Republic, near the river Morava, which forms the Czech-Slovak boundary. Read more on Wikipedia
Source: en.wikipedia.org