The Who Sell Out is a concept album that skewers the advertising industry with radio jingles between their songs, which include the classic "I Can See for Miles" as well as psychedelic standouts "Odorono" and "Armenia City in the Sky".

Part One was The West Coast Pop Art Experimental Band's second album, but is often considered their first given that it was their major label debut.

Pink Floyd's mind-blowing debut album, The Piper at the Gates of Dawn, was a breakthrough psychedelic album that spawned a new genre: space rock.

The Time Has Come is a timeless rock and soul classic that features the 11-minute psychedelic opus "Time Has Come Today".

The debut album by New Riders of the Purple Sage is a melange of country, bluegrass, southern rock, and psychedelia that featured none other than Jerry Garcia on guitar.

Joy of a Toy, the debut album by the former Soft Machine member Kevin Ayers, is a wonderful slice of British psychedelic pop.

Before the epic In-a-Gadda-Da-Vida, Iron Butterfly released a stellar prelude to heavy metal simply called Heavy.

The Byrds' Younger Than Yesterday was a transitional record for the band but also remains one of their very best.