> For the complete documentation index, see [llms.txt](https://runebit.gitbook.io/the-galaxy-of-lemuria/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://runebit.gitbook.io/the-galaxy-of-lemuria/gameplay-1/building/building-schematics/defensive-structures.md).

# Defensive Structures

#### **General Information**

Defensive Structures help players defend their planets against both NPCs and other players.

#### Examples of defensive structures

* Cannon 
* Mage Tower
* Barracks
* Archery Tower
* Support Tower