Strandzha is a mountain massif in southeastern Bulgaria and the European part of Turkey. It is in the southeastern part of the Balkans between the plains of Thrace to the west, the lowlands near Burgas to the north, and the Black Sea to the east. Its highest peak is Mahya Dağı in Turkey, while the highest point on Bulgarian territory is Golyamo Gradishte. The total area is approximately 10,000 km2.
The name of the massif allegedly derives from Istranca, the former name of the municipality of Binkılıç in Çatalca district, Istanbul province.
Wikipedia https://en.wikipedia.org/wiki/Strandzha
Address 39500, Turkey
Coordinates 41°48'0" N 27°37'30" E