The Hound of the Baskervilles is a detective novel written by Arthur Conan Doyle in 1902. It is the third of four novels featuring the famous detective Sherlock Holmes. The novel is set in the moors of Devon, England, and tells the story of a cursed noble family, the Baskervilles, who are being terrorized by a supernatural hound. The novel is known for its suspenseful and atmospheric storytelling, as well as its exploration of themes such as crime, justice, and the supernatural.

One of the main themes of the novel is the use of reason and logic to solve the mystery, as Sherlock Holmes uses his exceptional powers of observation and deduction to uncover the truth behind the curse of the Baskervilles. The novel also explores the idea of fear and the power of the unknown, as the hound represents the fear of the unknown and the power of superstition.

The Hound of the Baskervilles is considered one of the greatest detective novels ever written and is still widely read and enjoyed today for its masterful storytelling and memorable characters. The novel is considered as one of the best examples of the detective genre and has influenced many other writers in the genre.