Planning a UK vacation for this holiday season? You probably have at least one royal residence on your list of things to do, but that’s just scratching the surface of British royal history. If you are looking for a deeper dive into the palaces, castles, and manor homes that have 1,000 years of history embedded in their walls, you should check out this guide put together by Moneypod. Not only does it give you the important details (like entrance fees) of six of the most popular residences, it also provides some info on the ghosts that haunt the palace halls.