History of the hippie movement and the Holding Company, Merl Saunders and Babatunde Olatunji to speakers such as Timothy Leary, Terence McKenna, Paul Krassner, Stephen Gaskin, Robert Anton Wilson, Harvey Wasserman and Ralph Metzner. The Burning Man festival began in 1986 at a San Francisco beach party. Now an annual gathering, the event is held in the Black Rock Desert northeast of Reno, Nevada. Though few participants would accept the "hippie" label, Burning Man is a contemporary expression of alternative community in the same spirit as early hippie events. The gathering becomes a temporary city (36,500 occupants in 2005), with elaborate encampments, displays and many
Burning Man to appear as well. A number of major electronic music camps have been well-known recurrents at Burning Man, including Opulent Temple and Robot Heart. Major producers and DJs representing various eras and genres have performed at Burning Man, including Armin van Buuren, Carl Cox, Markus Schulz, François Kevorkian and Freq Nasty among others. In recent years, concerns began to surface among attendees that a growing number of "mainstream" electronic dance music acts (such as Skrillex and Diplo's Jack Ü in 2014) had begun to appear. In 2015, organizers established a new area known as the "Deep Playa Music Zone" (or