Tjentiste (NP Sutjeska)

OK Fest is a one-of-a-kind summer festival set in stunning Sutjeska National Park, Tjentište. Surrounded by Europe’s deepest canyon and ancient forests, it blends top local and international music with outdoor adventures like rafting, hiking, and exploring Maglić and Zelengora. A perfect mix of nature, culture, and unforgettable festival vibes.