DOOM 2 DOOM II Hell on Earth adventure archiveDOOM IIGUIDES
DOOM II / Levels & secrets

DOOM II secret levels: MAP15, Wolfenstein, Grosse and campaign order

Locate the original secret-level branches and understand the main campaign structure.

Edition covered

The original 1994 DOOM II: Hell on Earth PC campaign: thirty main maps and two secret maps. Publisher images show classic DOOM II. Final DOOM, Master Levels, No Rest for the Living and later DOOM + DOOM II episodes are separate content.

The campaign has thirty main maps

A demon stands ahead of a Chaingun in a green-walled passage.
A demon stands ahead of a Chaingun in a green-walled passage.

The normal route runs from MAP01 Entryway through MAP30 Icon of Sin. Two additional maps, MAP31 and MAP32, branch from the regular sequence rather than replacing its ending.

Secret-exit routing
Starting mapExit choiceDestination
MAP15 Industrial ZoneOrdinary exitMAP16 Suburbs
MAP15 Industrial ZoneSecret exitMAP31 Wolfenstein
MAP31 WolfensteinOrdinary exitMAP16 Suburbs
MAP31 WolfensteinSecret exitMAP32 Grosse
MAP32 GrosseExitMAP16 Suburbs

Find the secret exit in MAP15

Industrial Zone contains the route to MAP31 Wolfenstein. Taking the ordinary exit continues to MAP16 Suburbs. Use a save before choosing if you want to explore both outcomes.

Campaign landmarks
Map or rangeLandmarkWhy it matters
MAP01EntrywayCampaign opening
MAP07Dead SimpleArena with enemy-triggered progression
MAP11Circle of DeathEnd of the first broad campaign block
MAP15Industrial ZoneFirst secret branch
MAP20Gotcha!Large boss-enemy encounter
MAP30Icon of SinFinal arena and rocket-timing objective

Find the second secret inside MAP31

Wolfenstein contains another secret exit leading to MAP32 Grosse. The ordinary exit skips Grosse and returns to the main campaign at MAP16.

Recognize expansion mapsets

Master Levels and Final DOOM use different maps, and later collections include additional episodes. This route table covers only the original Hell on Earth mapset.

Useful tip

Master Levels and Final DOOM use different maps, and later collections include additional episodes. This route table covers only the original Hell on Earth mapset.

References
Guide references
ReferenceWebsite
DOOM II publisher listingstore.steampowered.com
id Software original DOOM sourcegithub.com
Classic DOOM II map referencedoomwiki.org