Apartman 21 Lux offers accommodations in Banja Luka, a 6-minute walk from Kastel Fortress. This apartment offers free private parking and free Wifi. The air-conditioned apartment is composed of 1 separate bedroom, a living room, a fully equipped kitchen, and 1 bathroom. A flat-screen TV is offered. The accommodation is non-smoking. Banja Luka International Airport is 15 miles from the property.