Leslie Gulch, Owhyee Mountains, Oregon

Geology 101: Leslie Gulch


In addition to driving on stupidly dangerous goat paths, WC spent the weekend in the deeply dissected volcanic rock of the Mahogany Mountain Caldera, in the southeastern corner of Oregon, near the Idaho state line.. Leslie Gulch is actually inside that 15.5 million year old caldera, which is some 15 kilometers wide and 20 kilometers…