

The Burning Man "Rites of Passage" arts and music festival is seen in this aerial view taken in the Black Rock desert of Nevada September 3, 2011. More than 50,000 people from all over the world have gathered at the sold out festival which is celebrating its 25th year. Jim Urquhart/Reuters
Campsites and theme camps are seen stretching for miles across the desert during the Burning Man festival, September 2011. Jim Bourg/Reuters
An art installation called the 'Hug Deli' offers free hugs to passersby on September 1, 2011 . Side orders include: 'nose-to-nose rub,' 'pinch,' 'back scratch,' and 'tickle.' Price: one compliment. Burning Man operates as a mostly commerce-free 'gift economy.' Jim Bourg/Reuters
Naomi Ferrer from Israel dances with a fan atop the 'The Temple of Tranisition' on Aug. 31, 2011. Jim Bourg/Reuters
Kevin Wagter, dressed as the 'Dust Demon,' walks across the 'playa,' or alkali flats, on Sept. 4, 2011. Jim Urquhar/Reuters
Memphis Roetter plays with a toy laser gun near his camp on Sept. 4, 2011. Jim Urquhart/Reuters
Burning Man participants look at an art project on Aug. 31, 2011. Jim Bourg/Reuters
A Burning Man participant dressed as a bear rides a bicycle across the Black Rock desert on Aug. 31, 2011. Jim Bourg/Reuters
Katrina Van-Marter of Texas wears makeup and a feather headdress at Burning Man on Sept. 2, 2011. Andy Barron/Reno Gazette-Journal/AP
Larry Harvey, founder of Burning Man, poses at his festival on Sept. 3, 2011. Jim Urquhart/Reuters
A Burning Man participant climbs the 36 foot 'Tower of Transformation' by artist Joe Arnold on Sept. 1, 2011. Jim Bourg/Reuters
Participants are sprayed with water to cool down in the heat as they dance at the 'Distrikt' sound and music camp on Aug. 31, 2011. Jim Bourg/Reuters
People gather around the Trojan Horse at it is pulled across the playa on Sept. 2, 2011. Andy Barron/Reno Gazette-Journal/AP
A participant looks out from a platform before the burning of the Burning Man effigy on Aug. 31, 2011. Jim Bourg/Reuters
The Man is burned on Sept. 3, 2011. Jim Urquhart/Reuters
Krissy Humphreys watches The Man being burned on Sept. 3, 2011. Jim Urquhart/Reuters
Participants drive an art car made to resemble a Cheshire cat across the Black Rock Desert on Sept. 3, 2011. Jim Bourg/Reuters
Burning Man participants look at an art installation in the early hours of the morning on Sept. 2, 2011. Jim Bourg/Reuters
Participants chant together inside 'The Temple of Transition' on Aug. 31, 2011. Jim Bourg/Reuters
Firefighters watch as 'The Temple of Transition,' honoring loved ones who have passed on, burns on Sept. 4, 2011. Jim Urquhart/Reuters
Meghan O'Brien (l.) and Kip Anderson pray as 'The Temple of Transition' burns on Sept. 4, 2011. Jim Urquhart/Reuters
Thousands of people watch as 'The Temple of Transition' burns during the Burning Man 2011 'Rites of Passage' arts and music festival in the Black Rock desert of Nevada on Sept. 4, 2011. Jim Urquhar/Reuters