…We visited this location during a weekday when no other folks were (originally) within 20 miles of this section of the wilderness study area. Standing at the top of the Mesa, you can see Arizona, Colorado, and the Sandia Mountains to the far, far east. It was while standing here and admiring the view, we heard calls. Like signal calls, along with some brief drums and a horn. They were carried on the wind, and would die down to sub-audible levels when the wind slacked….