For decades, music festivals have set the stage for seismic shifts in rock and roll. Here are 20 festival moments that changed the worldwide musical landscape forever. Click "more" to see the performances then vote for the Top 10 festival moments. See each represented in the Rock Hall's 2014 major exhibition – Common Ground: The Music Festival Experience, opening April 25, 2014.
Voting has ended! Check back on April 23, 2014 for the results and plan a visit to Common Ground: the Music Festival Experience!