The origins of heavy metal are often disputed... We attempt to track down the history of the term and answer the question, Where does heavy metal come from?
From heavy blues outings of the late 60s to pioneering anthems from the early 70s, we bring you just a few songs that inspired heavy metal.
The formidable Blue Cheer was the prototype metal band and one of the greatest power trios.
The epic 'Live At Leeds' album contained the band's nod to a rock 'n' roll hero.
Both titles are set for release through Craft Recordings on 5 June.
Some say they invented heavy metal; others say that they are the forgotten kings of acid psych-rock. Jim Morrison once declared they were the most powerful band he had ever seen.
Mose Allison, who has died at the age of 89, was a huge presence in jazz and blues, but his influence was also greatly felt in the rock and pop arena.
The rise of Classic Rock in the 60s was nurtured with bands travelling across the Atlantic to play for crowds who saw music as something more than just pop.