Science Fiction & Fantasy Stack Exchange is a question and answer site for science fiction and fantasy enthusiasts. It only takes a minute to sign up.
Sign up to join this community
In the chapter Shelob's Lair, Tolkien describes Frodo and Sam's journey through the pass of Cirith Ungol. He tells us they don't know if 1, 2 or 3 hours have passed while travelling through the dark tunnel, I'm unsure if he was being dramatic or of the pass really was that large.
So just how long was the pass?
From the Atlas of Middle-earth by Karen Wynn Fonstad, the entire tunnel section is estimated to be approximately twelve miles in length. Shelob herself seemed to reside towards the eastern end, according to the smaller diagram of the two shown below.
