Site 3: Analysis Facility

From Doom Wiki

Doom 3 maps
Mars City: Intro 1 2 3 Alpha Labs: 1 2 3 4 Enpro Communications: 1 2 Monorail/Recycling: 1 2 3 Delta Labs: 1 2a 2b 3 4 Hell Delta Complex Central Processing: 1 2 Excavation: 1 2 3 End

Site 3: Analysis Facility is the twenty-fourth level of Doom 3. Where archaeological entities are brought to and where the research is done. This is the last level where the surface of Mars is visible.