This is a sub-page of Proto:Half-Life 2 (Windows)/September 26th 2003 Build.
Hidden inside the prototype's files are environment map textures (used for reflective surfaces) for several levels that do not appear in the prototype nor the final game. However, the raw level sources for several of these levels exists in the WC Mappack.
These environment maps give a glimpse as to what some of the maps in the WC Mappack look like properly, as many of the levels in the WC Mappack have missing features, such as textures, that make it impossible to see what these levels were intended to look like during their development.
Several of the environment maps are for levels that were last edited in 2001, suggesting they are very old leftovers.
Airex_01#
Airex_01 shows a part of the exterior of the Air Exchange, an area cut from the final game. None of the parts in the environment map match the AirEx maps in WC Mappack.




Airex_02#
Airex_02 is a gray and white version of Airex_01.




Airex_03#
These do not match any part of the AirEx, but do seem somewhat like the wide corridors in some of the AirEx maps.


Airex_04#
An environment map taken in an area similar to the previous one.

Borealis_003#
This environment map has textures that do not appear in the prototype nor the final version of the game.




Borealis_sea#
This environment map shows a skybox not seen in the final game nor the prototype.
A copy of this environment map can be found under the name "env_borealis002".





Borealisengineroom001#
The Borealis engine control room in this appears to be from "borealis_07_untouched", a Borealis map last edited on August 16th, 2001. A majority of the Borealis' maps were last edited summer 2002, a year later than the map this environment map was made.






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Environment Map Texture |
Source Level |
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Environment Map Texture |
Source Level |
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Borealisfreezer001#
Some of the pictures in this map set have ice around the boxes, suggesting this environment map was made with some of the newest Borealis maps, as older maps lack the ice around some of the boxes.






Borealishallway001#
This map shown looks like it did not come from the Borealis, as none of the textures used in it are seen in the Borealis maps.






C17_01_17#
This environment map is for c17_01, a scrapped industrial area the player was meant to visit at the start of the game, before getting the HEV suit. The "17" in it shows what revision it was meant for.





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Environment Map Texture |
Source Map |
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Environment Map Texture |
Source Map |
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C17_04_23#
This is an environment map for "c17_04", an early take on City 17 that was meant to be. This map was made when City 17 was based on American (instead of Eastern European) cities.
The "23" indicates the revision this environment map was taken from.





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Environment Map Texture |
Source Level |
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Environment Map Texture |
Source Level |
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Canals001#
This environment map texture matches "canals02_001", found in the WC Mappack in the "john/canals" folder.



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Environment Map Texture |
Source Level |
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Caves001#
Environment map for a cave area. It could be for either the Antlion caves (which eventually appeared in Episode Two), a test map with Alyx in a cave called "alyx_caves03" or "alyx_cave4, or Eli's original location, which is called "proto_eliden".





Caves002#
Lighter version of Caves001.





Citadel 001#
This environment map appears to be from the map "proto_citadel_skybox", but taken from inside the Citadel on the map.






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Environment Map Texture |
Image Source Map |
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Citadel 002#
Environment map for an unknown Citadel level.






Citadel_Consul#
This is an environment map for proto_citadel_consul, a prototype version of Breen's chambers. Concept art for this room can be found in Raising the Bar.






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Environment Map Texture |
Concept Art |
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Citadel_Interior#
There are several levels in the WC Mappack with the name "Citadel_interior", but none of them match the level shown in this environment map.



citfar#
This appears to be a skybox for the Citadel.






env_borealis#
The images in this environment map appear to be for the Borealis' engine room.




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Environment Map Texture |
Pre-Release Screenshot |
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gallery001#
This image shows the early entrance to Kleiner's Lab.






gallery002#
These images are of a very early version of Kleiner's Lab, dating back to 2001.






hav_001b#
Too small to make out what map this was supposed to be for.
nether_01#
This environment map and nether_01a show an early underground map for City 17.
nether_01a#

orange#
An orange version of proto_citadel_tankroom.



proto_citadel_tankroom#
This is an environment map for the level "proto_citaldel_tankroom". It shows some details, such as additional pipes that look similar to the ones in the final game's Citadel, that are missing from the level found in the WC Mappack.






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Environment Map Texture |
Source Level |
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Environment Map Texture |
Source Level |
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proto_citadel_tankroom_02#
A variant of the previous environment map with darker lighting.






sky_wasteland02#
Unknown, but it appears to be for the scrapped Wasteland area. The coast area does indicate it might be for the Coast area as well.





sky_wasteland02b#
Unknown, but it appears to be for the scrapped Wasteland area but darker. The coast area does indicate it might be for the Coast area as well.


testroom_lights_inside1#
Environment map for a lost testing level.





testroom_lights_outside#
Environment map for a lost testing level.



tiles_01#
Another variant of airex_01.
vert_atrium01#
An environment map taken from the "vert_03" level, a level for a removed skyscraper area known as "Vertigo". What's interesting is that these show what the area would look like with proper lighting, skybox, and the Xses from textures removed.


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Environment Map Texture |
Source Level |
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Environment Map Texture |
Source Level |
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vert_color_test#
A lighter version of vert_atrium.




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Environment Map Texture |
Source Level |
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Environment Map Texture |
Source Level |
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vert_color_test01#
An environment map for an unknown part of the "Vertigo" area, but it seems somewhat similar to the vert_03 level mentioned earlier.
A copy of this environment map exists and is named "greenglass01".



wasteland_001#
Meant for a level in the scrapped Wasteland area.






wasteland_001#
A teal version of the environment map listed above.




