Windsor Castle was a castle on Earth in Great Britain that was owned by the Royal Family.
A painting stolen from the Louvre was displayed in Windsor Castle despite only being a century old. It still hung there a century-and-a-half later. (NA: Set Piece)
When the Doctor visited with Ace he mentioned the last time he had visited was when they were still building the castle.
In 1988 the Nemesis crash-landed close to Windsor Castle. By 1988 there is a painting of Ace hanging on the wall in the castle. (DW: Silver Nemesis)
