A fork of Rural Dictionary
Barad-Dûr Sindarin elvish for "the dark fortress" it is the stronghold and fortress of the dark lord Sauron. A tall tower built upon itself a wall upon wall battle into battlements until reaching a pinnacle. Where the dark Lord's throne sat
Then at last his gaze was held: wall upon wall, battlement upon battlement, black tower of adamant, he saw it: Barad-dûr, Fortress of Sauron. All hope left him.