Holika Festival brings five days of electronic dance music to Calahorra, Spain from July 1-5, 2026, featuring an international lineup of EDM superstars. Headliners include Marshmello, Armin van Buuren, Hardwell, Don Diablo, Alok, Timmy Trumpet, and Korolova, alongside notable acts like Afrojack. The festival showcases house, dance, and pop-electronic music with artists representing Brazil, Netherlands, Ukraine, United States, Australia, and Italy. With 13 total artists performing across multiple days, Holika Festival offers electronic music fans an extensive celebration of global EDM talent in Spain's summer festival season.