"'[A] secret place we have, somewhat less than ten miles from here. The Orcs and spies of the Enemy have not found it yet, and if they did, we could hold it long even against many. There we may lie up and rest for a while..."
The Ranger Tents produce Gondor and Arnor's elite archers, the Rangers. The tents are guarded by a few of these that will shoot nearby enemies. In addition, each faction's Ranger leader can be recruited here. The Ranger Tents cannot level up.