You're probably looking for The Garden of Earthly Delights by Hieronymus Bosch:
http://en.wikipedia.org/wiki/The_Garden_of_Earthly_DelightsJust chock full of fun, "don't try this at home" things to look at. It lives in the Prado in Madrid. It's very famous - you should have no trouble acquiring a poster of it.
..Bob To get on or off this list see list information at http://www.cs.dartmouth.edu/~wbc/lute-admin/index.html