Belgium may not be famed for its music, but the country that spawned Soulwax, 2Many DJs and plenty of delicious strong lagers does boast a huge rock extravaganza - Rock Werchter.

It's hard to believe this massive four day event grew out of a small blues festival in 1975, but since its first incarnation the event has housed musical giants such as David Bowie, The Specials, Muse and Radiohead.

All the action takes place over two stages with headline acts playing into the early hours. So rock are you waiting for?