One of the "Quattro canti"
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/15807371@N00">spaceodissey</a> from Parma, Italy
CC BY 2.0
<p><a rel="nofollow" class="external text" href="https://www.flickr.com/photos/spaceodissey/493816201/">1/4</a>
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<ul><li>Uploaded by <a href="//commons.wikimedia.org/wiki/User:Rybec" class="mw-redirect" title="User:Rybec">Rybec</a></li></ul>