Woman trail running in Usery Mountain Park, Phoenix, Arizona November 2011.

30 34 years adult adults only agility arizona blue bush cactus caucasian ethnicity clear sky color image day dirt track exercising famous place full length geology healthy lifestyle hiking pole holding horizontal jogging mid adult mid adult women motion mountain natural landmark nature non urban scene one mid adult woman only one person one woman only only women outdoors people phoenix physical geography plant running scenics side view sports clothing sports training stone tranquility tranquil scene travel destinations usa usery mountain regional park women