The Burning Man 2011 “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.  REUTERS/Jim Urquhart (UNITED STATES – Tags: SOCIETY) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. NO THIRD PARTY SALES. NOT FOR USE BY REUTERS THIRD PARTY DISTRIBUTORS