Arch Alcove, Zion National Park, Washington County.
https://geology.utah.gov/wp-content/uploads/ugs-logo-large.png00Utah Geological Surveyhttps://geology.utah.gov/wp-content/uploads/ugs-logo-large.pngUtah Geological Survey2014-05-14 14:13:412016-08-10 16:39:35POTD May 14, 2014: Zion National Park, Washington County, Utah