Soundtracks. Legend ( Music by Tangerine Dream), 13th Warrior, LoTr, FoTr. Braveheart, Dragonheart, Substitute Killers, Star Wars Trilogy Soundtrack. Final Fantasy ( Movie), Hunt for the Red October, Village of the Damned, Star Wars Ep. 1 sound track Gladiator, and the Track to Metropolis ( the Sounds added to the Silent 1930's film)
Classical. Rachmaninoff, Korsikov ( Sheherazzad) Ravel (bolero), Chopin, Gershwin, Grieg, Most of the Russian Composers actually.
Debussy.
Alt Rock Nine Inch Nails, Korn, Godsmack, Metallica, Soundgarden, and Rage against the Machine.
Country. Garth brooks ( Thunder Rolls) (Bury the Hatchet)
Folk. Any good non vocal American Folk. Bluegrass on some occasions
Celtic, Cheiftains, Clannad, Enya, Lothlorien
PC Game sounds like the Quirky Sounds from Diablo I, II, Baldurs Gate, and Warcraft sounds
New Age Vangelis, Pure Moods stuff. Tangerine Dream, and others
Meditation Stuff Like Sounds of Thunder, And Island of the Moors
World (besides Celtic)Sounds of Egypt Compilation I own, Out of Africa, Some Jewish groups CD's, Oriental music stuff, and Native American Musics.
And last but not least Chant.