The Mark Twain House is located in Hartford, Connecticut, and was the residence of the famous American author Mark Twain, whose real name was Samuel Langhorne Clemens. Built in 1874, the house is a stunning example of Victorian Gothic architecture and features 25 rooms, including a grand library and a spacious parlor. Twain lived there for 17 years, during which he wrote some of his most notable works, including The Adventures of Tom Sawyer and Adventures of Huckleberry Finn. Today, the Mark Twain House is a museum that offers guided tours, showcasing Twain's life and literary contributions. Visitors can explore the beautifully restored rooms and learn about the history of the house and its significance in American literature. The site also hosts various events and educational programs, making it a popular destination for literature enthusiasts and tourists alike.