Location

For this instructional web site, let us begin by looking at the following images:

Map showing an approximation of the U.S. Southwest, including northwest Mexico
Map showing an approximation of the U.S. Southwest, including northwest Mexico

 

Map showing the biotic diversity in the U. S. Southwest and Northwest Mexico (courtesy of the Arizona-Sonora Desert Museum)
Map showing the biotic diversity in the U. S. Southwest and Northwest Mexico (courtesy of the Arizona-Sonora Desert Museum)
Detailed map of the U. S. Southwest and northwestern Mexico, © 1986, Arizona Board of Regents
Detailed map of the U. S. Southwest and northwestern Mexico, © 1986, Arizona Board of Regents