They say that truth is stranger than fiction. While storybook detectives like Sherlock Holmes, Hercule Poirot, and Sam Spade are well-known to the public, few of their real-life counterparts enjoy such fame. That’s a shame since there are plenty of singular sleuths with fascinating careers worthy of mention.
This is an encore presentation of one of our lists, presented by our YouTube host Simon Whistler. Read the full list here!