I know where you can purchase a high-tech 3-D replica of a Van Gogh painting that is "pretty indistinguishable" from the original. The interesting thing? It's the Van Gogh Museum who is selling the replicas.
Oh, so this is what "labels" are for. I know I've shared a number of art works dealing with cash, but I don't remember which ones, or when. Anyway, here's another cool cash artist: Mark Wagner makes very intricate collages out of bills.