The blaze erupted Wednesday at the festival grounds in Boom, Belgium, where thick plumes of black smoke could be seen rising into the air. Video footage shared on social media showed large flames engulfing the main stage, along with what sounded like fireworks going off.

Video showed thick plumes of black smoke rising from the famed festival grounds in Boom, Belgium on Wednesday. Fireworks could also be seen and heard going off in the distance.

Shocked, sad but determined to dance, tens of thousands of electronic music enthusiasts started to arrive at Tomorrowland in Belgium Thursday, a day after the festival’s main stage went up in flames.