Gjirokastër is a city in southern Albania and the seat of Gjirokastër County and Gjirokastër Municipality. It is located in a valley between the Gjerë mountains and the Drino, at 300 metres above sea level. Its old town is a UNESCO World Heritage Site, described as "a rare example of a well-preserved Ottoman town, built by farmers of large estate". The city is overlooked by Gjirokastër Fortress, where the Gjirokastër National Folklore Festival is held every five years. It is the birthplace of former Albanian communist leader Enver Hoxha, and author Ismail Kadare.