2
    x
   +
   |
 (maze)
   |
   +----+----+----+----+----+
                  |
                  +
                 ^|
                1 |
                  |
             +----H----+
                  |
        +----+----+----+-o--+
             o         o
             +         +

 1 =Ultima 5th Floor - Dungeon {10-70} 
2 = Ultima 7th Floor - desert {10-70}

Key to Mystic Adventure ASCII Maps