This track is on the wall of the Visitors Center at Dinosaur Valley State Park in Glen Rose, Texas
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/36696344@N00">Diane Turner</a> from Arlington, United States
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/36696344@N00/463524497/">Dinosaur Foot</a>