The Gaines House in Gainesboro, Tennessee, United States.  Believed to be the oldest house in Gainesboro, this building served as a field hospital during the U.S. Civil War.
<a href="//commons.wikimedia.org/wiki/User:BrineStans" title="User:BrineStans">Brian Stansberry</a>
CC BY 4.0
<span class="int-own-work" lang="en">Own work</span>