BETHEL, NY – AUGUST 14: A plaque marks the original site location as the 40th anniversary of the Woodstock music festival approaches August 14, 2009 in Bethel, New York. On August 15-17 in 1969 an estimated 400,000 music fans gathered on Max Yasgur’s farm in Bethel, N.Y. for the most celebrated music festival ever. The 40th anniversary concert will take place tomorrow. (Photo by Mario Tama/Getty Images)