One thing to note about mountains is that they can have been artificially created during earlier times. The misty mountains were for instance intentionally crea

One thing to note about mountains is that they can have been artificially created during earlier times. The misty mountains were for instance intentionally created to be hard to pass[1]. Angles might make more sense then. [1] https://lotr.fandom.com/wiki/Misty_Mountains https://lotr.fandom.com/wiki/Misty_Mountains