The Woodstock Festival, or Woodstock, was a music festival held on a dairy farm in Bethel, New York from August 15 to the 18, 1969. Thirty-two acts performed outdoors over the four day period to half a million concert attendees. It is regarded as one of the pivital moments in the history of Rock and Roll. The show featured performance from many now legendary acts including Joe Cocker, Janis Joplin, and Jimi Hendrix.