> For the complete documentation index, see [llms.txt](https://area53network.gitbook.io/area-53-final/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://area53network.gitbook.io/area-53-final/game-play/structure/defence-system.md).

# Defence system

![](https://1829187108-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F78fulVATwDvRKQehNrQI%2Fuploads%2FwwXrl7yzht3DJ67fRdrD%2Fphoto_2021-12-22_17-33-07.jpg?alt=media\&token=fdc61007-647d-42fe-8b79-944c86a7820f)

To defend the Base Zone against attacks by other players, defensive measures should be created, including Turrets, Shields, and Mines. The defense structures, like the airships, have the same traits and properties.