(AZ.-UT.-NV.-CA.) Drainage Basin Lower Colorado River, U.S. Govt,. 1890 From a governmental look at the management of the scarce commodity of water in the West comes this map showing the meandering Colorado river, as it moves and grows on its way to the Sea of Cortez. It well contrasts how political borders and resource borders rarely intersect, and how conflict is inherit. This map shows the political borders in red, and the potential water district in a gold-ish color. Shows the Railroad lines, major towns, and terrain features. Condition is very good. Image size is approximately 15 x 14.5 (inches)