Stock photography, photos: Mount Thielsen in Oregon Stock photos of View of Mt. Thielsen looking across the old lava fields from rim of Crater Lake in Oregon, USA   Photograph: © Jim Lane Click for a larger image and more information Keywords associated with this stock photo: colour, color, horizontal, Mount Thielsen, Oregon, OR, Crater Lake, lava fields, park, scenic, rocky mountains, conifers, beautiful, landscape, mountain peak, mt. thielsen, volcano, volcanic