The history of US presidents is filled with fascinating stories, but some of the most intriguing are the mysteries that remain unsolved to this day. From suspicious deaths to missing documents, these instances continue to captivate historians and conspiracy theorists alike. Some believe that the truth has been deliberately hidden, while others argue that these mysteries are simply the result of coincidence or misfortune. In this gallery, you'll explore ten intriguing mysteries and be able to answer for yourself what you believe to be true.
Curious about presidential mysteries? Click through now.