What are your favourite compilation albums?

Things that spring to mind (mix of recent-ish and old)

Harry Smith Anthology
Forbidden Planets
One Kiss can lead to another (and another couple of Girl Group comps - just create one giant playlist)
Goodbye, Babylon
Siamese Soul -Thai Pop Spectacular Vol. 2
Black Mirror: reflections in global music
Science Fiction Park Bundesrepublik
Pomegranates
Dave Godin Deep Soul Treasures
Victrola Favorites