Remainder of a <a href="https://en.wikipedia.org/wiki/Puteal" class="extiw" title="en:Puteal">Puteal</a> (Well Head) in Pompeii
<a href="//commons.wikimedia.org/wiki/User:Commonists" title="User:Commonists">Commonists</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>