Wisconsin is going to be a mecca of hard rock from July 19 through July 22. The lineup for the 2012 Rock Fest, held near Cadott, Wis. has been announced and it's heavier than granite. Where else can rock fans enjoy the sounds of Godsmack one night and Iron Maiden the next? Sprinkle in a little Alice Cooper and Five Finger Death Punch and there is something for absolutely everyone.

Godsmack, Iron Maiden and Def Leppard are set to headline Friday, Saturday and Sunday, respectively, while Thursday night's headliner has yet to be announced. The rest of the four day bill is rounded out by the aforementioned Cooper and FFDP, along with Poison, Art of Dying and many more.

The 2012 edition of Rock Fest sees generations and genres of hard rock collide, to the delight of the fan that plans to attend this extravaganza.

The entire lineup has not been announced yet, but other bands currently confirmed include Buckcherry, Halestorm, Hollywood Undead, Ten Years, Papa Roach, Adelitas Way and Firehouse.

To see who performs and on what day, go here for more info. It's such a quality lineup that you might want to start planning your summer road trip now!