The Petropolis Art Museum is a museum in Petropolis. It was home to the Kruger Rat during Purr-fect Partners, when Verminious Snaptrap managed to steal it under Kitty's guard. After he was foiled by Dudley and Kitty, the Kruger Rat was returned to the museum. It has not appeared in any episode since.
- The Petropolis Art Museum is one of the two museums to be featured in the series; the other being the Petropolis Natural History Museum from The Curse of King Mutt.