Delta Labs - Level 2a: Union Aerospace Research Division

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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

Delta Labs - Level 2a: Union Aerospace Research Division is the sixteenth level of Doom 3. Player goes through the teleporter for the first time. The BFG9000 is first received. Before the cells are unlocked, the player can be treated to some neat scripted zombies doing various zombie things.