Kastel Fortress
Kastel Fortress is the oldest historical monument in the city of Banja Luka. The oldest evidence of settlements in the area of Banja Luka are the remains of a Neolithic hillfort settlement that has just been discovered in the area
Kastel Fortress is the oldest historical monument in the city of Banja Luka. The oldest evidence of settlements in the area of Banja Luka are the remains of a Neolithic hillfort settlement that has just been discovered in the area