Known as one of music's most eclectic summertime gatherings, Bonnaroo Music & Arts Festival announced its incredible lineup today.

Alison Krauss & Union Station, Loretta Lynn, the Del McCoury Band and Old Crow Medicine Show are among the country/bluegrass artists booked for the event, held June 9-12, 2011 in Manchester, Tennessee.

Indie pop group Arcade Fire, rapper Eminem, and jamband legend Widespread Panic will headline the festival, in addition to performances by The Black Keys, the reunited Buffalo Springfield, My Morning Jacket, Robert Plant and the Band of Joy, Ryan Bingham, Hayes Carll, Wanda Jackson and more!

For more information on tickets and lineup, check out Bonnaroo's official website.