|This article is about the technology in Age of Empires III. For the technology in Age of Empires II, see Town Watch (Age of Empires II).|
|Effect||adds L.O.S to every unit.|
Town Watch is a technology in Age of Empires III that is found at the Church. It costs 200 food, and gives every unit increased Line of Sight. It's a highly important upgrade, as it allows for easier scouting of the map.