Toilet Tunnel
The moats were perfect for keeping enemies away, but they also had a functional purpose. The moats were also helpful to those inside the castle who needed to relieve themselves. Many toilets led directly to the outside moat, which left a gross smell all around the grounds...
The Lourve
Back before everything happened, the illustrious King Louis XIV used to live in the Louvre, which is now one of the most famous museums. Unfortunately, he chose to move out because it was in the very centre of Paris. There, he wouldn't be able to grow his estate!