Arthur Conan Doyle was a British writer best known for his detective fiction featuring the character Sherlock Holmes. His works also include fantasy and science fiction, as well as plays, romances, non-fiction and historical novels. "The Tragedy of The Korosko" tells the story of European tourists on a trip to Egypt, sailing up the River Nile in a boat called the Korosko. The book raises the themes of imperial sovereignty, invasive foreign policy, and even religious extremism.