hiking on the wind cave trail of usery mountain surrounded by large boulders, saguaro and other cacti

activities arizona barrel blue boulders cacti cactus catuses cave cholla clouds colorful county desert desertn environment flora forest formations geological geology hiking landscape large layers maricopa mountain national nature ocotillo orange other outdoors park pass phoenix plants precambrian prickly recreational reginal reserve rock rocks saguaro sates scarface semidesert shadow shrubs spectacular surrounded tonto trail trails united usery valley vascular views vista wilderness wind yellow