Decibel outdoor is the loudest festival on earth. Since 2002, it has been one of the biggest and most popular festivals within the Harder Styles scene. As of 2019, the annual event grew from one to three days on the sickest festival grounds The Netherlands has to offer. Our city is the place where musical lovers with a passion for the harder styles come together and LIVE LOUD, with over 250 artists divided over 25 different areas.