Chanctonbury Wood                                      -      N      - 
(-------------------------------------------------)     W <---(M)---> E
                                                        -      -      -

The forest here becomes so thick that you can barely move.  Tangles of
brambles and patches of slashing plant leaves cut you ruthlessly.  You
griamace in pain as the brammbles tear away your skin, injecting a minor
paralytic venom...  Or perhaps not so minor.