We couldn't miss France's biggest metal festival, with over 180 bands to discover over 4 days and less than 3 hours by train from Paris! So Sortir à Paris leaves the capital for a few days, and brings you the 18th edition of Hellfest as if you were there. Here's a look back at 10 selected moments from Saturday June 21, 2025, the day of the Fête de la musique.