The Longbow Archer Range is a Late Middle Ages Military Building. It is where a player can train Longbow Archers, the ranged unit of the age. It is the second unlocked military building of the age. In order to construct the Longbow Archer Range, a player needs to have unlocked the Longbows technology.
It is highly recommended to build the Longbow Archer Range, as Longbow Archers are very effective ranged units that can defeat light units and heavy units of the same age with not much difficulty.