Bastion Apartmani offers accommodations in Banja Luka, a 14-minute walk from Kastel Fortress. All units feature air conditioning and a flat-screen TV. Free Wifi is available to all guests, while some rooms are equipped with a balcony. At the apartment complex, each unit is equipped with bed linen and towels. The nearest airport is Banja Luka International Airport, 14 miles from the apartment.