The castle of Kardhiq, entitled Cultural Monument of 1st category in 1963, is situated near the village of Kardhiq, Municipality of Gjirokastër. It is a typical garrison fort. A church is found on the peaks of the pentagon formed from walls with their perimeter of 80 m. Three of the towers are of rectangular shape, while the other two on the western side are polygonal. The Castle is considered diachronic and dates back to the second half of the 12th century until the first half of the 14th century. It is mentioned for the first time on the Turkish census of 1431- 1432, while the most likely time of its construction is the second half of the 14th century or the beginning of 15th the century when this country was under the rule of Zenevi’s feuds and was threatened by Turkish invasion.