King Arthur, England's first pop culture superhero; his exploits inspired blockbuster movies and television series like "Middle Earth", "Harry Potter", "Game of Thrones" and "Star Wars"; the significant impact of Arthurian legend on Western culture.

Who was Jack the Ripper? The question has baffled police investigators, historians, and armchair detectives for over a century. Countless books, movies, and television shows have been based on the Ripper's murderous exploits each with their own unique take on the killer's identity. Was he an accomplished surgeon? A member of the British royal family? Did he actually exist at all? Over 130 years later, are we any closer to the identity of one of history's most notorious serial murderers?