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Sonisphere

Sonisphere

Sonisphere is a rock music festival staged annually at Knebworth which debuted in 2009.

The 2014 event featured Metallica, Iron Maiden and The Prodigy plus Limp Bizkit, Anthrax, Alice in Chains, Slayer, Dream Theater, Carnifex, Silverstein, Dropkick Murphys, Airbourne and many more.