Laser limbo anyone? With techie parkour, video mapping trained on city landmarks, Insta-ready light shows, digital installations on every street corner and cutting-edge trails looping round the centre ville, Constellations de Metz is the festival for the VR age.
Skeda what now? Fittingly, this Breton tongue-twister translates as "scintillating nights" – and it doesn't get more scintillating than 3,000 standing stones lighting up like a Christmas tree! Weaving music and eye-popping visuals, Carnac's son et lumière retraces the footsteps of the elusive 'buildeMaison des Mégalithesrs' behind the world's largest megalithic site.
The underdog of the light-show scene, Rendez-vous Place Stanislas is a glittering homage to Nancy's Art Nouveau kudos – and a top act in our book. Come nightfall, you can't move for goggle-eyed spectators pushing their way through the main square, ready for their fix of razzle-dazzle.