Steam Workshop::TTT_Eliisa
steamcommunity.com
I think this map was suggested on SGM at one point but I'm not sure whether or not it was under consideration for being to add the server(s) or not.
Features:
-A laser puzzle that can be solved to unlock a secret knife.
-A detective room.
-A traitor room where traitors can be healed and protected by four vortigaunts.
-A core meltdown T-trap.
-Ambient Occlusion, Hints, and Area Portals.
-Supports up to 64 players.
-Soundscape.
-Custom models and textures.