It rises on the north-eastern slopes of the mountains Čemernica (at about 1,050 meters above sea level) in the area of Rađići village.

Up until the end of the World War II, the ruins of a fortress jails and staircase communication between them were preserved.

It is not preserved and the fort was abandoned today[5] During the War in Bosnia (1992-1995), the old bridge on Bobas was destroyed, but (after 1996) "renewed with the support of the European Union".

During the War in Bosnia 1992–1995, the inhabitants of these town were killed or displaced, as well as other Bosniaks and Croats citizens of the municipality of Kotor Varoš (1992).

All non-Serbs settlements in the valley of Vrbanja were extremely devastated, from Kruševo Brdo to Banja Luka.