NEWS: The Mars Volta and others join Sonisphere 2011 line-up!

The Mars Volta are to perform their one and only UK show of 2011 at this year’s Sonisphere Festival in Knebworth. Alongside them, Opeth, Killing Joke, Four Year Strong, The Black Dahlia Murder, Black Tide, Watain, Firewind, Rise To Remain, Alestorm, Six Hour Sundown and The Treatment have also joined the line-up.

For more information regarding the festival weekend, please visit the official website.