Bloodstock was an annual metal music festival held from 2001 to 2006 over two days in The Assembly Rooms, Derby, England. The event featured big-name mainstream, underground and new bands split between two stages, as well as a 'Metal Market' offering general genre merchandise (such as T-Shirts and jewelry) and CDs. The festival was well known for showcasing international bands for the first time in the UK and have debuted, amongst others, Blind Guardian and Nightwish.