Sonisphere has been a growing favourite with rock fans since it began in 2009, with the lineup becoming more epic every year. And 2014 is no different, bringing legendary acts including Iron Maiden, Metallica and The Prodigy to Knebworth Park. With plenty more big names filling up the bill, it’s set to be a truly awesome weekend. Anyone who is under 16 must be accompanied by an adult. Valid ID required. Tickets are non trasferrable and non-refundable.