Sonisphere is a metal festival that takes place at various locations across Europe. The UK leg boast possibly the biggest heavy metal event of the summer: the big four of thrash playing together on these shores for the first time ever.

Headliners: Metallica, Slayer, Megadeath, Anthrax, Biffy Clyro, Slipknot

Dates: 8 - 10 July

Location: Knebworth (also various locations across Europe, check official site for details)

Tickets:From £155 (£180 inc camping)

Other line-up highlights:

Mars Volta, Diamond Head, Limp Bizkit, Weezer, Motörhead, The Sisters of Mercy, Mastodon, In Flames, Parkway Drive, Architects, Airbourne, GOJIRA, Protest the Hero, Gallows, INME, Kids in Glass Houses, Volbeat, One Minute Silence, You me at six, House of Pain, Arch Enemy, Periphery (full line-up here)

Official site