Middle-Earth is one of the most famous realms in all fiction, and the many corners of its world have been adored by fans of The Lord of the Rings for nearly a century. From the white walls of Minas Tirith to the grassy knolls of the Shire, the landscapes created by J.R.R. Tolkien help to make Middle-Earth feel full of vibrant and full of history. Because of the depth of this world-building, however, it can become difficult to answer a fairly simple question: what parts of this fictional world actually count as Middle-Earth?