We love finding grinding holes in rocks when out traipsing in the wild. One of our favorite destinations when we lived in Tucson was the Coyote Mountains west of town. There was spot in one of the canyons where we found grinding holes and it became a family and friends gathering place. “Let’s meet at grinding hole rock.” You can find grinding holes in rocks all over southern Arizona and they are such a wonderful reminder of the people that lived here centuries before you and me. I love to stand by them taking in the view and imagining the…