|Region:||The North Downs|
|Area:||Fields of Fornost|
This ruined fortress is located at the north-eastern corner of the fields, once guarding Fornost from enemies coming past Annúndir. Now the traitor himself, and his numbers, still haunt the place he once gave up.
The following deeds can be obtained by visiting this location:
-  The Oathbreakers - Fellowship
The following creatures are found within this area:
- Ost Nuaran was an outlying bulwark of the great city of Fornost. The betrayal of the fortress commander caused its downfall and allowed Angmar to pass into the city.