Sir Arthur Ignatius Conan Doyle, who has written many scientific fictions, historical novels, plays, romances, poetries and nonfiction stories, is most popularly known for his stories about the detective Sherlock Holmes. The book features Sherlock Holmes, who along with Dr. Watson, unravels various mysteries and provides a vivid description of nineteenth century England taking readers on an adventurous ride to solve exciting cases. Doyle's fictional world gives an insight of London's malicious crime world through which Sherlock Holmes emerges as a detective with an acute intellect and wit.