Hisarya is a small town and a major spa resort in Plovdiv Province, central Bulgaria. The town is located at the southern foothills of the Sredna Gora mountain range facing the Upper Thracian Plain.
Hisar means 'fort, castle' in Arabic. The word was adopted in Persian and Ottoman Turkish.
Wikipedia https://en.wikipedia.org/wiki/Hisarya,_Bulgaria
Address улица Любен Каравелов, Хисаря 4180, Bulgaria
Coordinates 42°30'36.256" N 24°42'31.81" E