Behind A Waterfall                                     -      N      - 
(-------------------------------------------------)     - <---(M)---> -
                                                        -      S      -

The room is extremely wet and damp but you manage to light your torch
before you head on.  Farther to the north you hear numerous sounds of people
and creatures moving about.  Holding your torch in front of you like a
talisman against evil, you move carefully north.