Graspop Metal Meeting returns to Dessel, Belgium from June 18-21, 2026, delivering four days of metal, rock, punk, pop, and post hardcore music. The festival lineup features major headliners including Def Leppard, Sabaton, Volbeat, Anthrax, Limp Bizkit, The Offspring, Bad Omens, and Twisted Sister. With 125 total artists performing, the festival showcases international talent from 18 countries including the United States, United Kingdom, Germany, Sweden, and many others. This standalone metal festival offers one of Europe's most comprehensive heavy music experiences for fans of diverse rock and metal subgenres.