Georg Holm and Orri Páll Dýrason from Sigur Rós recently teamed up with Georg's brother Kjartan Holm (the band's touring guitarist) and composer Hilmar Örn Hilmarsson to soundtrack The Show of Shows - a BBC documentary about circuses and vaudeville which will air next year on BBC Four.

The soundtrack, titled Circe, was recorded at the band's new studio in Reykjavik and will be out via Sigur Rós' Krunk on August 21st. Stream it in full below.