Grateful Dead - American Beauty
Their best known album (?) and a masterpiece (that one I am sure
Keywords: country, folk, bluegrass, blues, reggae, rock,...
Wim Mertens - The Belly of an Architect
A good introduction to a great composer/performer (and a great movie too).
Keywords: minimalism, avant garde , contemporary classic music
Janis Joplin - Pearl
Sure wish I was born 30 years earlier (but only for the live music and the free love)
Keywords: Psychedelic rock, blues rock, psychedelic soul
John Cage - Imaginary Landscapes
Like red wine, an acquired taste. If you don't like it, revisit this later.
Keywords: avant-garde