Bram Stoker’s Dracula was inspired by Vlad Dracula, a 15th-century prince known for atrocities such as impaling his enemies on stakes. Although it is known that Vlad spent at most a few nights at Bran Castle, that hasn’t stopped the steady flow of Dracula buffs, who come from all corners of the world to explore this beautiful corner of Transylvania. If you check the archives, it is still for sale.
You can read the book here.