The Lord of the Rings, written by J.R.R. Tolkien, is a fantasy epic that takes place in the fictional world of Middle-earth. The story follows a group of heroes, including Frodo Baggins and Gandalf the Grey, as they embark on a quest to destroy the One Ring and defeat the dark lord Sauron. The Lord of the Rings is known for its rich world-building, complex characters, and epic battles.