MAP20: Putrid Cloister (Beta 64)


Beta 64 maps 11-20

01 02 03 04 05 06 07 08 09 10
(11 - 20)
21 22 23 24
Bonus maps: 25 26 27 28 29
Secret maps: 30 31 32

This level occupies the map slot MAP20. For other maps which occupy this slot, see Category:MAP20.
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MAP20: Putrid Cloister is the twentieth map of Beta 64. It was designed by Antnee.


Map of Putrid Cloister
Letters in italics refer to marked spots on the map. Sector, thing, and linedef numbers in boldface are secrets which count toward the end-of-level tally.


Other points of interest[edit]


  1. Upon grabbing the super shotgun and fighting the imps and caged shotgunners, reach the northwestern cage to see it is actually open. Enter it and press the wall in front to lower a lift taking you to a balcony containing a BFG9000 and a computer area map. (sector 218)
  2. See secret #1 (thing 500)
  3. See secret #1 (thing 425)
  4. In the library past the initial area, find the red door and press on the library panel next to it to reveal a light amplification visor and two boxes of rockets. (sector 651)
  5. See secret #4 (thing 424)
  6. See secret #4 (thing 501)
  7. See secret #4 (thing 502)
  8. Exit the previous secret and turn left, and you should see two more library panels on the left and one on the right. Press the one on the right to receive a security armor. (sector 541)
  9. See secret #8 (thing 250)
  10. After getting the red key and defeating the Hell knight ambush, the either the corridor to the left or the one in front have an accessible secret cave that can be opened by pressing two walls between these two corridors. Here you will obtain five rockets and four health bonuses. (sector 632)
  11. See secret #10 (thing 466)
  12. See secret #10 (thing 467)
  13. See secret #10 (thing 468)
  14. See secret #10 (thing 469)
  15. See secret #10 (thing 470)
  16. See secret #10 (thing 471)
  17. See secret #10 (thing 472)
  18. See secret #10 (thing 473)
  19. See secret #10 (thing 474)
  20. In the southwestern section of the blood-filled halls, press on a misaligned wall located between the two doors on the eastern wall to reveal a berserk powerup. (sector 654)
  21. See secret #20 (thing 513)


Demo files[edit]

Areas / screenshots[edit]


Routes and tricks[edit]

Current records[edit]

The records for the map at the Doom Speed Demo Archive are:

Run Time Player Date File Notes
UV speed
NM speed
UV max
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist

Miscellaneous demos[edit]

Run Time Player Date File Notes


Map data[edit]

Things 516
Vertices 7142*
Linedefs 5133
Sidedefs 8228
Sectors 667
* The vertex count without the effect of node building is 3952.


This level contains the following numbers of things per skill level:

Technical information[edit]

Inspiration and development[edit]


See also[edit]


External links[edit]