Bootshaus Hosts Free Hardstyle Rave Following Defqon.1 CancellationPublished onJune 30, 2026BootshausDefqon.1HardstyleCologneQ-danceFestival-NewsElectronic-MusicGermanyMusic-CommunityBootshaus and local promoters have announced a free hardstyle rave in Cologne, offering Defqon.1 attendees an alternative after the festival was cancelled due to unprecedented extreme heat.
