Valley of Fire State Park, NV. The rock is maybe eight feet tall.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/53986933@N00">John Fowler</a> from Placitas, NM, USA
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/snowpeak/5775990389/">Fire Canyon Arch</a>