The First Corridor
The ceiling lifts and drops along its length, following a seam in the rock nobody bothered to fight. It runs on for some 5 paces, straight, and no wider than you could reach across. The stub of a burned-out torch lies in the corner, still looking warm, though it is cold.
Depth 11.
First charted by Wanderer #1.
You are reading the dungeon, not walking it. Rooms are only created by people, and only from inside the maze.