BHS: Prvi banjalučki muzički festival Kastel Rock Fest, pod tadašnjim imenom „Mjesec muzike“, održan je 2003. godine u organizaciji Hard Rock Radija i Frutela Group iz Banja Luke. Ovaj festival se uspješno organizuje već jedanaest godina u periodu šestog mjeseca na ljetnoj sceni Tvrđave Kastel koja se nalazi u centru grada. Tokom organizacije prethodnih jedanaest festivala, banjalučkoj publici ovaj festival je priredio nastupe najrenomiranijih muzičkih rok izvođača iz grada, regiona, Evrope i svijeta. Svojim znanjem, iskustvom i radom organizatori ovog festivala se trude da na najbolji način prezentuju i promovišu muzičku rock kulturu koja je karakteristika svake napredne gradske sredine.

ENG: The first Banja Luka´s music festival was Kastel Rock Fest, which was held for the first time in 2003 under the former name “Month of Music”. This festival was successfully organized for 11 years during the month of June on the Fortress Kastel. During the past decade organization of festival and the audience of Banja Luka have been host for musical performances by the most renowned rock artists from the city, the region, Europe and the world. With the knowledge, experience and hard work organizers are trying to organize this festival in the best way to present and promote the culture of rock music that is characteristic for every urban area like as Banja Luka.