A mid-day drive along an empty Pinto Basin Road, heat waves shimmering in the distance, the unforgiving desert seeming to grasp at both sides of the two-lane blacktop. It was like driving through another dimension, a dimension not only of sight and sound, but of sand. I was on a journey, a journey into a wondrous land. Then I saw the signpost up ahead and knew my next stop was Porcupine Wash. It was time to see the porcupine. This is what happened: