Age of Empires Series Wiki
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Age of Empires Series Wiki

A Bombard Tower and standard Tower behind a Wall in Age of Empires II: Definitive Edition.

Defensive structure is a type of building available in every game of the Age of Empires series. Rather than be used to train units or research technologies, they are used to defend their civilization from attacks, or warn it of attacks.

Generally speaking, there are three types of defensive structures: Walls, towers, and Castle-type buildings.

List of defensive structures[]

Age of Empires[]

All defensive structures are researched and upgraded from Granary:

Towers found in the campaign and the Scenario Editor:

Age of Empires II[]

Constructable[]

Unconstructable[]

The unconstructable defensive structures can only be found in the Scenario Editor.

Age of Mythology[]

All defensive structures (except for fully upgraded walls) can research technologies that upgrade themselves. Towers can also research technologies that improve building Line of Sight.

Age of Empires III[]

Civilization bonuses[]

Age of Empires[]

Age of Empires II[]

Age of Empires III[]

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