Schipol airport is very interesting, as airports go. Examples of art works on view in 2004 (in addition to a meditation room, the most comfortable seats in the world, and a few other things in between, such as a gallery of Dutch paintings from the Golden Age):
Rob Birza, Four Seasons, 2000:
Peter Struycken, 18 Part relief, 1994:
Tom Claassen, Two incredible sitting black snowmen, 2000: