File:H3 ArkCitadel HaloRings.jpg

Summary
The interior of the Forerunner Citadel on the Ark. Seven ring-shaped holograms can be seen, each depicting the status of the individual Halos in the Halo Array. Parts of Installation 04's hologram are colored red, indicating its incomplete status.

The screenshot was taken during Halo 3's Campaign level The Covenant.