NPS / Jacob W. Frank
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/80223459@N05">Yellowstone National Park</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/yellowstonenps/50135287632/">A bull bison walks across Swan Lake Flat on a summer day</a>