A general view shows the site of a "teknival" rave party at a military site in Cornusse, near Bourges, central France on May 2, 2026. Around 20,000 partygoers gathered on May 1 for an illegal rave at a military site in France, defying warnings about the risk of unexploded ordnance and possible blasts. The rave near the town of Bourges in central France kicked off on May 1 and organisers expect as many as 30,000 people from France and neighbouring countries to arrive at the peak of the event this weekend. (Photo by Kenzo TRIBOUILLARD / AFP via Getty Images)

Partygoers walk past the Cher Prefect Philippe Le Moing Surzur (L) as he visits safety measures set up on the sidelines of a "teknival" rave party at a military site in Cornusse, near Bourges, central France on May 2, 2026. Around 20,000 partygoers gathered on May 1 for an illegal rave at a military site in France, defying warnings about the risk of unexploded ordnance and possible blasts. The rave near the town of Bourges in central France kicked off on May 1 and organisers expect as many as 30,000 people from France and neighbouring countries to arrive at the peak of the event this weekend. (Photo by Kenzo TRIBOUILLARD / AFP via Getty Images)

Partygoers walk past members of the civil protection as they head to a "teknival" rave party at a military site in Cornusse, near Bourges, central France on May 2, 2026. Around 20,000 partygoers gathered on May 1 for an illegal rave at a military site in France, defying warnings about the risk of unexploded ordnance and possible blasts. The rave near the town of Bourges in central France kicked off on May 1 and organisers expect as many as 30,000 people from France and neighbouring countries to arrive at the peak of the event this weekend. (Photo by Kenzo TRIBOUILLARD / AFP via Getty Images)

A helicopter of the gendarmerie hovers near fire brigade vehicles on the sidelines of a "teknival" rave party at a military site in Cornusse, near Bourges, central France on May 2, 2026. Around 20,000 partygoers gathered on May 1 for an illegal rave at a military site in France, defying warnings about the risk of unexploded ordnance and possible blasts. The rave near the town of Bourges in central France kicked off on May 1 and organisers expect as many as 30,000 people from France and neighbouring countries to arrive at the peak of the event this weekend. (Photo by Kenzo TRIBOUILLARD / AFP via Getty Images)

A general view shows the site of a "teknival" rave party at a military site in Cornusse, near Bourges, central France on May 2, 2026. Around 20,000 partygoers gathered on May 1 for an illegal rave at a military site in France, defying warnings about the risk of unexploded ordnance and possible blasts. The rave near the town of Bourges in central France kicked off on May 1 and organisers expect as many as 30,000 people from France and neighbouring countries to arrive at the peak of the event this weekend. (Photo by Kenzo TRIBOUILLARD / AFP via Getty Images)

An ambulance of the civil protection drives on a road near a "teknival" rave party at a military site in Cornusse, near Bourges, central France on May 2, 2026. Around 20,000 partygoers gathered on May 1 for an illegal rave at a military site in France, defying warnings about the risk of unexploded ordnance and possible blasts. The rave near the town of Bourges in central France kicked off on May 1 and organisers expect as many as 30,000 people from France and neighbouring countries to arrive at the peak of the event this weekend. (Photo by Kenzo TRIBOUILLARD / AFP via Getty Images)

A general view shows the site of a "teknival" rave party at a military site in Cornusse, near Bourges, central France on May 2, 2026. Around 20,000 partygoers gathered on May 1 for an illegal rave at a military site in France, defying warnings about the risk of unexploded ordnance and possible blasts. The rave near the town of Bourges in central France kicked off on May 1 and organisers expect as many as 30,000 people from France and neighbouring countries to arrive at the peak of the event this weekend. (Photo by Kenzo TRIBOUILLARD / AFP via Getty Images)

A general view shows a road sign reading "Firing range, day and night shooting, danger" at the site of a "teknival" rave party at a military site in Cornusse, near Bourges, central France on May 2, 2026. Around 20,000 partygoers gathered on May 1 for an illegal rave at a military site in France, defying warnings about the risk of unexploded ordnance and possible blasts. The rave near the town of Bourges in central France kicked off on May 1 and organisers expect as many as 30,000 people from France and neighbouring countries to arrive at the peak of the event this weekend. (Photo by Kenzo TRIBOUILLARD / AFP via Getty Images)