Sclossgraben Music Festival takes place in Darmstadt, Germany from May 21-25, 2026, featuring headliners Jan Delay & Disko No. 1 and Alphaville alongside 75 total artists. The festival showcases a diverse lineup spanning pop, rock, German pop, alternative metal, and metal genres, with performances from both German and Danish artists. Notable acts include Vola, Zartmann, Ikkimel, and Tom Wax, offering five days of varied musical programming. This multi-genre festival provides an extensive artist roster for attendees seeking both established and emerging talent across rock and pop music styles.