The ruins of the fortress There are on the flat part of the same hill, the highest point. Two kilometers away from the Bulgarian town of Kyustendil. The stronghold was built at the turn of 4-5 centuries, survived both Bulgarian Empire was destroyed by the Ottomans in the 15th century.

The fortress was built on a fortified area of around two hectares, in the form of this irregular polygon, which is elongated in a direction from Southeast to Northwest. The average size of a structure 175 117 metres. The shape and location of defensive structures does not coincide with the classical principles of fortification, in this case, the structure follows the configuration of the surface of the earth. On the square fortress was located There, the fourteen towers of different shapes – rectangular, triangular and round, located in different sectors of the fortified walls, four gates and five paternal – underground passages. The main gates were Eastern, wide, facing to main road. All the underground passages were located very close to the tower of strategic considerations. Each narrow passage, suitable only for Hiking person, equipped with granite threshold and a horizontal beam to lock the door from the inside.

The width of the outer walls of the fortress There, varies from just over one and a half to three meters, this depends on the landscape – on the steepest part of the Western wall is the most narrow – only 1, by 6 meters. Under the assumption of archaeologists average wall height of about 10 meters, and towers – 12.

The excavations were installed at different periods of construction of the fortress There, which are directly related to the time of its use. Antique Chronicles left Procopius of Caesarea mentions of the first and most significant changes under Justinian I, the Byzantine Emperor in the 6th century. Incessant and prolonged the fortress was used during antiquity and the middle ages, as evidenced by a variety of numerous excavations of the fortress ruins.

The fortress There is a monument of architecture and culture, included in the list of objects of national importance.