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Walnut Canyon National MonumentDwelling along the Island Trail
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Walnut Canyon National Monument
Suggested Reading
The San Francisco Volcanic Field, Arizona
Link to a U.S. Geological Survey fact sheet explaining volcanic activity in northern Arizona. Color photos. 
An early car trip  to Walnut Canyon  

Did You Know?
By 1915, travel to Walnut Canyon was relatively easy and inexpensive. Visitors could hire a buggy for $2 to $3, or an automobile tour for $4 to $6.

Last Updated: August 21, 2006 at 13:01 EST