Slipknot founder/percussionist M. Shawn Crahan, a.k.a. Clown, has released his first book of photography, The Apocalyptic Nightmare Journey. The title, which is being released exclusively through MTV Books, presents 187 manipulated medium-format Polaroids. Metallica’s Lars Ulrich penned its forward.

As Crahan tours with Slipknot this summer, he’s conducting a series of book signings/Q&A’s in select cities. Click here for store locations and dates.  To view a twenty-five-page digital preview of Apocalyptic Nightmare Journey, click here.