Sunn O))): ecstatic metallers turning gigs into ritualist experiences

The cowl-clad cult band insist they are loud but not violent: ‘Our intention is not to be destructive. It’s nourishment.’
Last summer, as most bands were doing the rounds of identikit European festivals, doom metal titans Sunn O))) entered the Labirinto della Masone – a two-mile maze of bamboo situated in the Italian countryside near Parma. At its heart sits a library of books on mysticism and a pyramid on which the band played. Wearing their customary flowing black robes