In 1881, Sarah Winchester, the widow of famous gun maker Oliver Winchester, became convinced that she needed protection from the evil spirits of all the people killed by Winchester rifles. A psychic advised her to continually add rooms to her San Jose, California, mansion to confuse any ghosts that may try to find her. (It’s not clear why ghosts, which can supposedly move through walls, would be confused by the rooms, but it apparently made sense to Winchester.
