Home Depot is making a shitton of money right now.
Sovereign entity- Malta- Keyhole
The keyhole is part of the property owned by the Priory of the Knights of Malta, a Roman Catholic religious order of crusader knights that originated in Jerusalem in the 11th century. It is the oldest surviving chivalric order in the world and is a sovereign entity under international law. The estate also hosts the embassy of the Order of Malta to Italy.
https://theculturetrip.com/europe/italy/articles/the-story-behind-the-aventine-keyhole/