It's not Zion, but there are scores of enjoyable canyoneering opportunities in southern California's San Gabriel Mountain range. The canyons are beautiful providing the full canyoneering experience of hiking, scrambling and rappelling. Some routes are fully bolted but the vast majority are done using natural anchors. Apart from safety, the only other cautionary note is the relative abundance of poison oak in these canyons.
Parents refers to a larger category under which an object falls. For example, theAconcagua mountain page has the 'Aconcagua Group' and the 'Seven Summits' asparents and is a parent itself to many routes, photos, and Trip Reports.