Palace of Versailles

The Palace of Versailles is the location where the little Einsteins went as they know the reveal that the ghosts are not real ghosts! They're music instruments!

Summary
Therefore, the Little Einsteins arrived at Versailles, France and they still hear ghosts, so they have to hover into the three sets of paths. They all knew that the first path, which is the statue path, had a ghost and the second path which is a flower path also had a ghost. So they have to go down the third path which is the bush path, and so, Rocket heads down and navigate through the maze and made through the other side of the path and reached the Palace of Versailles and Rocket landed in front of the entrance of the Palace of Versailles. Unfortunately, all ghosts appear back, and soon Leo takes the ghost sheets uncovered revealing a cello, a clarinet, and a bassoon. And so, more instrument ghost come and uncover all ghost sheets to reveal a violin, a timpani, and a cymbals. They realized that the ghost didn't want to take their treats, they just want to come to their Halloween costume party. Soon, Quincy knocks the door in front of the palace of Versailles and then the door opened and they all sang the trick or treat song. Soon the treats were tossed all the way to the top of the pumpkin basket. and they're ready for their Halloween party inside the Versailles Hall of Mirrors.

Episode Appearance
A Little Einsteins Halloween