Chapter Three - "Sewer Mouth"
Sewer_Mouth is a special_sewer_room. It is west from Sewer10 and down from Dockside. It is lighted. The printed name is "Mouth of the Sewer". The description is "The sewer, gurgling out of the darkness to the east, empties into the harbor here. Rusty iron rungs lead up the face of the sea wall to the docks." Instead of going inside in Sewer_Mouth, try going east. Dockside is outside from Sewer_Mouth.
Before going up in Sewer_Mouth for the first time:
if Dockside is not warned_about
say "You clamber up the ladder, and now realize that it had been wharfside all along, and you'd just never noticed it.";
now Dockside is warned_about;
The sewer_mouth_ceiling is a sky_scenery in Sewer_Mouth. The description is "Dark stone, caked with slime, looms overhead. Iron rungs lead up to the docks." The printed name of sewer_mouth_ceiling is "tunnel ceiling". Understand "ceiling", "stone", "dark", "caked", "slime", and "overhead" as the sewer_mouth_ceiling.