Djungelns Lag

With their trance-evoking mix of psychedelic blues-rock and folk music, Träd, Gräs och Stenar (Trees, Grass and Stones) played a central role in the development of progressive rock in Scandinavia in the early '70s. They were also one of the biggest, and best-sounding, examples of the idea that the audience should participate in the music. Predating the anarchism and do-it-yourself mentalities of later punk and indie rock movements, the group manufactured their own instruments and audio equipment, pressed their own records, and played spontaneous concerts…