Oasis                                                  -      N      - 
(-------------------------------------------------)     W <---(M)---> E
                                                        -      S      -

The oasis offers much needed cover from the sun and rare water.  What
looked like it might have been an illusion from a distance turned out to be
a dream come true.  The air is much cooler and more refreshing here.  
     Here is an oasis, giving water to the thirsty traveler.