Additional map resources can be found online at the following sites:
http://www.nima.mil
http://www.noaa.gov
http://www.usgs.gov
http://terraserver.homeadvisor.msn.com/
http://everest.hunter.cuny.edu/mp/
An excellent graphical explanation is available at: http://www.nationalgeographic.com/features/2000/exploration/projections/index.html.
See Appendix C for a more detailed discussion of UTM.
The balance of this section is © 2002 Kivera, Inc.