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c17_old07

One of the 2001 maps, made by Mister Aaron Barber, it's the one with the one and only... sky_urb01, IN FACT, a piece of concept art that was a paintover OF THIS MAP is the reason we know what it looks like.
It has cubemaps, soundscapes, and particle rain, ALSO SUBSCRIBE TO THE REQUIRED ADDONS

Credits:
Brickwall001X_old recreation series
Brickwall002X_old recreation series
Brickwall006a_sm recreation
Brickwall008X_old recreation series
Brickwall011X_old recreation series
Brickwall012X_old recreation series
Brickwall016X_old recreation series
Brickwall030X_old recreation series
Brickwall034X_old recreation series
Brickwall037X_old recreation series
Brickwall039X_old recreation series
Brickwall040X_old recreation series
Concretefloor003d_old recreation
Metaldoor001a_old recreation
Stonewall014X_old recreation series
Stonewall033X_old recreation series
Wooddoor008a_old recreation
by https://steamhost.cn/steamcommunity_com/id/klow

Brickwall025X_old recreation series
by https://steamhost.cn/steamcommunity_com/id/hgrunt

Concretewall020a_old
Paperposter005b_old recreation (modification of Klow's)
by https://steamhost.cn/steamcommunity_com/id/Bun_2294

Paperposter002x_old recreation series
Paperposter003x_old recreation series
by https://www.deviantart.com/a-shift

Rain Particles
by https://steamhost.cn/steamcommunity_com/id/sakarias88

_wet .VMTs
by... me

Testers
https://steamhost.cn/steamcommunity_com/id/IwanttoscreambutIcant/
https://steamhost.cn/steamcommunity_com/id/TheNimtendoShitcube/