uDiscover Music salutes some of the finest, most out-there prog rock artists from outside the UK: long may their Mellotrons...
The film, which takes viewers behind the scenes of Rush's 2015 "R40" 40th-anniversary tour, features song performances, soundcheck and backstage footage.
Coinciding with their 50th anniversary, it's curated by former member Steve Hillage and has the full involvement of original band members.
From Stylophones to pool balls, the rock canon is full of odd sounds and instrumental exotica. Here are the most unusual instruments in popular music.
Their 1968 album 'In Search Of The Lost Chord' provided the real commercial breakthrough for the band's new album-oriented sound.
In August 1972, Camel signed to MCA Records and headed into Morgan Sound Studios to record a debut album released on 28 February 1973.
Before they became prog superstars, Camel auditioned to become Phillip Goodhand-Tait’s backing band and played on' I Think I'll Write a Song'.
The 1977 album enjoyed an epic 127-week run on the Billboard chart, eventually going triple platinum.
uDiscover presents a specially-compiled "poll of polls" Rush playlist.
Focusing on childhood dreams, ‘A Nod And A Wink’ was influenced by events close to mainstay Andy Latimer’s heart and remains the band’s final album to date.
The set features expanded editions of all of the albums that Caravan recorded for Decca's Deram label in the first half of the 1970s.
‘Free Hand’ was the seventh album by prog legends Gentle Giant. Another artistic triumph for the band, it has endured as one of their best-loved releases.
Released in 1971, ‘Banana Moon’, the debut album by Gong mainman Daevid Allen, took nothing seriously and attracted high-profile fans such as David Bowie.