- panacomp.net hisarya/Hisarya features a very mild climate and over two dozen mineral and curative springs, which are friquently visited by Bulgarian and foreign tourists.
- hissar.bg about-hisarya/?lang=enThe town of Hisarya was established in the 4th century BC and is home to 22 hot mineral springs with curative properties.
- bulgariawinetours.com on-the-road-hisarya/Located in central Bulgaria at the foot of the Sredna Gora mountain range lies the town of Hisarya (also known as Hisar, Hissar or Hissarya).
- sitabg.com en/cities/hisarya/Hisarya – a spa resort in the heart of bulgaria. Located in the outskirts of the Sredna Gora mountain range, Hisarya boasts of a very mild climate...
- route.wiki HisaryaHisarya (Хисаря, pronounced hi-SAH-ryah) is a health resort in Central Bulgaria, famous for its hot mineral springs and the Roman ruins in its heart.
- http://galenfrysinger.com bulgaria_hisarya.htmHisarya (Bulgarian: Хисаря, also known as Hisar, Hissar or Hissarya) is a small resort town in Bulgaria, in Plovdiv Province. mineral spring.
- tr.brilliant-tourism.com 12514764-the-ruins-of-…Hisarya kalesi, her köşesinde kuleleri ve dört kapısı olan bir dikdörtgen şeklindeydi (güney - ana - ve batı kapıları günümüze kadar gelebilmiştir).
- visitmybulgaria.com city-of-hisarya/The city of Hisarya (in Turkish means “strength”) is a charming city in central Bulgaria with a millennial history. Hisarya is located about 40km from the city of Plovdiv.
- facebook.com obhisarya/