* * * MORIA - Map 2 * * *
     = = =============== = =

Maze--Maze
 |     |    (Map 1)
 |    Maze--Tunnel*
 |
Maze--Maze--Maze--Maze
              |
     Large--Large
     Cave   Cave
      |       |
     Large--Large--Tunnel--End of
     Cave    Cave    |     Tunnel
                   *Hole
                  (Map 3)