No one can doubt that Sherlock Holmes is the most famous private detective in world literature. Since Arthur Conan Doyle created him at the end of the 19th century, the character has caused a sensation, and there have even been real investigators who wanted to imitate his methods. When the author decided that the detective should die in what would be the last novel, The final problemThis caused a great uproar among readers, who protested and wore mourning clothes. Even the English crown expressed its displeasure. Doyle was forced to revive it ten years later in The Empty House Adventure And since then, Holmes has continued to live on in novels and short stories, as well as in series and films, evolving from pipe and magnifying glass to mobile phones and the internet.