MAP31: Birds Chasm (Boomtown)

Boomtown maps 24-32
MAP24: Ghost Town MAP25: House of Doom MAP26: The Ruins MAP27: Birds Lair MAP28: Sunset of Doom MAP29: Night Stalkers MAP30: Fortress MAP31: Birds Chasm MAP32: Cliffing
01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 (24 - 32)

This level occupies the map slot MAP31. For other maps which occupy this slot, see Category:MAP31.

This article about a map is a stub. Please help the Doom Wiki by adding to it.

MAP31: Birds Chasm is the thirty-first map of Boomtown. It was designed by Scott Bardy (Birdman) and uses the music track "Trooper Procession" by Rich Nagel (Weeds), from Eternal Doom.

Walkthrough

Map of Birds Chasm, cropped to only show the playable area

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.

Secrets

There are no official secrets on this map.

Speedrunning

As this level does not contain official secrets, the NM 100S category is redundant.

Current records

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

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

The (absence of) data was last verified in its entirety on February 21, 2022.

Deathmatch

Map of Birds Chasm, with spawn points

Player spawns

This level contains four spawn points:

1. facing south. (thing 14)
2. facing east. (thing 49)
3. facing north. (thing 61)
4. facing west. (thing 65)

Statistics

Map data

Things	174
Vertices	720*
Linedefs	709
Sidedefs	1066
Sectors	139

* The vertex count without the effect of node building is 554.

Things

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

Single-player
Monsters	1-2	3	4-5
Zombieman	5
Shotgun guy	3
Heavy weapon dude	4
Imp	1
Cacodemon	6
Weapons	1-2	3	4-5
Super shotgun	2
Chaingun	2
Rocket launcher	1
Plasma gun	1
BFG9000	1
Ammunition	1-2	3	4-5
Box of bullets	2
Box of shotgun shells	2
Box of rockets	8
Energy cell pack	6
Health & Armor	1-2	3	4-5
Medikit	13
Megaarmor	1
Items	1-2	3	4-5
Supercharge	1
Partial invisibility	6
Radiation shielding suit	4
Miscellaneous	1-2	3	4-5
Teleport landing	6

Multiplayer
Monsters	1-2	3	4-5
Zombieman	5
Shotgun guy	3
Heavy weapon dude	4
Imp	1
Cacodemon	6
Weapons	1-2	3	4-5
Super shotgun	2
Chaingun	2
Rocket launcher	1
Plasma gun	1
BFG9000	1
Ammunition	1-2	3	4-5
Box of bullets	2
Box of shotgun shells	2
Box of rockets	8
Energy cell pack	6
Health & Armor	1-2	3	4-5
Medikit	13
Megaarmor	1
Items	1-2	3	4-5
Supercharge	1
Partial invisibility	6
Radiation shielding suit	4
Miscellaneous	1-2	3	4-5
Cooperative start	4
Deathmatch start	4
Teleport landing	6