Sonisphere rock festival 2011 – in pictures

Knebworth House, overlooking the festival site Photograph: Alicia Canter for the Guardian Who says glam rock is dead? Photograph: Alicia Canter for the Guardian Crowd-surfing during the You Me At Six performance Photograph: Alicia Canter for the Guardian Banding together ... festivalgoers show off their Sonisphere wristbands Photograph: Alicia Canter for the Guardian Frights in tights ... two metal fans in the mood to party Photograph: Alicia Canter for the Guardian Checking the viewing screen at the main stage before the final performances Photograph: Alicia Canter for the Guardian Kids take a break from thrash metal to frolic on the grass Photograph: Alicia Canter for the Guardian One enthusiast gets a tattoo of the festival logo on his leg Photograph: Alicia Canter for the Guardian Twilight in the camping area Photograph: Alicia Canter for the Guardian One couple have brought their own entertainment Photograph: Alicia Canter for the Guardian Happy festivalgoers in a field Photograph: Alicia Canter for the Guardian The crowd await Bill Bailey's arrival on stage Photograph: Alicia Canter for the Guardian Fans of Limp Bizkit's Fred Durst get a warm welcome from the Apollo stage Photograph: Alicia Canter for the Guardian But most people are here for the headlining act ... Slipknot Photograph: Alicia Canter for the Guardian And they are not disappointed. Here, Slipknot lead singer Corey Taylor takes to the stage Photograph: Alicia Canter for the Guardian Slipknot's Chris Fehn greets the crowds Photograph: Alicia Canter for the Guardian Sunday, and one man sleeps it off in the main arena Photograph: Alicia Canter for the Guardian