Usually September · next dates not announced
Nocturnal Wonderland
Annual multi-stage, multi-act electronic dance music festival (Insomniac) at Glen Helen Regional Park since 2013; founded 1995. 2026 edition dates reported as September 18-20, 2026.
Details
Closed today (per schedule)· Nocturnal Wonderland
- Hours
- Festival Hours: 3PM-12AM daily; Will-Call Hours: 2PM-11PM daily
- Address
- 2555 Glen Helen Pkwy, San Bernardino, CA 92407
Timeline
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