History and archeology
National archaeological reserve Kabile
The remains of the antique town of Kabile are situated at a distance of 8 km from the town of Yambol.
Samuil’s Fortress
The Samuil’s fortress is situated on the right bank of the Strumeshnitsa river, 16 kilometers west of the town of Petrich.
Krivus Fortress
Krivus is a medieval Bulgarian fortress, built in the 10th century.
Momchil’s Fortress
Momchil’s Fortress lies near Gradat Village, Smolyan Municipality.
Monyak Fortress
The Monyak Fortress (also known as Mneakos, Mniyak) is in the Rhodope Mountain, 11 km east of the city Kardzhali near the village of Shiroko Pole, and is 586 meters above sea level.
Kastra Martis Fortress
The town of Kula is situated in north-west part of Bulgaria, 35 km southwest from Vidin.