The Hugh Norris Trail climbs the spine of the Tucson Mountains from the desert floor to Wasson Peak, the high point of the range. Switchbacks first, then a long ridge that gives back the whole Avra Valley on one side and the city on the other. Saguaros stand in every direction, some of them two centuries old. Most people start at sunrise to beat the heat. The summit is a pile of volcanic rock and a small register box that fills up fast in spring. — from the studio