particularly useful in secondary schools - colleges & universities
       provides excellent graphics to bring home the importance of such
       things as food, energy, overpopulation (or underpopulation)
     at a glance one may see where the primary oil-producing areas of the
       world can be found
     my first choice for quick & ready reference questions

 AUTHORITY:

     The National Geographic Society provides the best

 ARRANGEMENT:

     Dynamic Earth
     The Continents
     The Oceans
     Worlds Beyond
     and much, much more...

 REFERENCE QUESTIONS:

     Find a color map of the Northwest Territories with a brief description
       of this Province.
     To plan an effort in North Carolina you need to have the population of
       the 10 largest cities in that state.
     A high school student needs a picture of the "Near Side" & "Far Side"
       of the moon for his presentation.
     What is the distance (by air) between Rio de Janeiro and Beijing?
     Abbreviations are always a pain to find. What does N. W. T. stand for?