Line of Sight

The Line of Sight or LOM is the area that units or buildings can see of the current map. The LOM is featured in all of the Age of Empires Series.

Game Info
The Line of Sight is an real-time strategy term and it can help push away the black or unexplored territory around your unit or building only leaving a fog of war which allows the player to see the landscape you have just passed, but cannot see any changes in the area.