Czar's TowersЦареви Кули - Credit: Wikimedia Commons
Strumica Fortress () also known as the Czar's Towers () is a ruined fortress in eastern North Macedonia. It overlooks the city of Strumica. The fortress was built in the 5th century, although the site itself dates from the 1st century BC.The Municipality of Strumica."Historical monuments: Czar’s Towers" Read more on Wikipedia
Source: en.wikipedia.org