The Hobbit is a fantasy novel by J.R.R. Tolkien. It follows the adventures of Bilbo Baggins, a hobbit who is swept into a quest to reclaim the Lonely Mountain from the dragon Smaug. Along the way, Bilbo encounters trolls, elves, and a mysterious creature named Gollum. The Hobbit has been a bestseller on Amazon, captivating readers with its rich world-building and epic storytelling.