The first weekend of July is full of French festivals and one of those standouts is Main Square. Situated at the stunning Citadelle Vauban, this mainstream dose of rock/pop/electronic boasts an impressive alumni list like Coldplay, Depeche Mode, Placebo, Muse, and Metallica. 2024 Artist Lineup: Avril Lavigne Bring Me The Horizon Justice Nothing But Thieves Against The Current Alonzo Armin Van Buuren Avril Lavigne Bekar Bianca Costa Bring Me The Horizon Christone Kingfish Ingram Deluxe Irne Drsel Josman Justice Landmvrks Lenny Kravitz Louis Tomlinson Luther Mosimann Ninho Nothing But Thieves Patrice Pierre De Maere Placebo Sam Smith The Blaze Vladimir Cauchemar Zaho De Sagazan Zola More Info below.