the aztec sandstone of the calico hills with turtlehead peak

america american landscape scenic west aztec sandstone bureau land management calico hills desert erosion geology hike hiking holiday las vegas mojave national park natural nature nevada north outdoors outside pattern patterns red rock canyon conservation area southwest tourism travel trekking turtlehead peak usa vacation weathering western destination mouontains distance nca america american landscape scenic west sandstone management hills desert destination erosion geology hike hiking holiday vegas mouontains park natural nature nevada outdoors outside pattern patterns canyon area southwest tourism travel trekking peak usa vacation weathering