Favourites:
Marillion, Arena, Genesis, Heather Nova.
Also (extensive but not exhaustive):
A Perfect Circle, Air, Alan Parsons Project, Anathema, Aragon, Asia, Audioslave, Ayreon, Beatles, Blackfield, David Bowie, Cristina Branco, Kate Bush, Caamora, Camel, Coldplay, Collage, Miles Davis, Nick Drake, Deep Purple, Dream Theater, Electric Light Orchestra, Explorers Club, Frost*, Peter Gabriel, Galahad, Gazpacho, Gentle Giant, The Gathering, Godspeed You Black Emperor!, Gotan Project, Steve Hackett, Tim Hardin, IQ, Jethro Tull, Kansas, King Crimson, Kino, Led Zeppelin, Liquid Tension Experiment, Nils Petter Molvaer, Muse, Nolan & Wakeman, Ojos De Brujo, Pendragon, Pink Floyd, Porcupine Tree, Portishead, Queen, Queens Of The Stone Age, Queensrÿche, Radiohead, Rush, Saga, Satellite, Shadowland, Sigur Rós, Solar, Spinvis, Spock's Beard, St. Germain, Steely Dan, Strangers On A Train, Stream Of Passion, Talk Talk, Tool, Transatlantic, U.K., The Urbane, Van Der Graaf Generator, Van Morrison, Within Temptation, The Who, Amy Winehouse, Yes.