Some clues, that should help narrow down the location by providing some context. These three photos, including the petroglyph panel, were taken one after another during the space of a single minute. (I've included the time stamps):

10/15/2013 09:57:09:10


10/15/2013 09:58:02:90


10/15/2013 09:58:26:60


Need more? Or can somebody out there Name that Rock Art?

Rick