Barad-dûr

Also known as Lugbúrz

tower
dark fortress

Sauron's Dark Tower, reared on a long spur of the Ashen Mountains and veiled in shadow like a standing thunder-cloud. The Eye watches from it over the desolation of Mordor.

Type: tower
Style: dark fortress
First appears: Book 3 · Ch. 11
Books: 1

History

BOOK 3The Return of the King: Being the Third Part of the Lord of the Rings
Sauron's Dark Tower, reared on a long spur of the Ashen Mountains and veiled in shadow like a standing thunder-cloud. The Eye watches from it over the desolation of Mordor.