Lookout Mountain is a great place to see the northern part of Phoenix.  This view looks north up 16th Street, towards the Union Hills.  Lookout Mountain is a mass of age volcanic rocks, close to in composition.  The Union Hills are mostly -- rock.
 
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   See the GeoHistory page if you want to know more about why the landscape looks the way it does, or return to the map of "The Rocks of the Valley of the Sun" for more view locations.
   You can also send this as an E-Postcard to your friends!