Vedi <a href="//commons.wikimedia.org/wiki/File:Prato_-_Prima_cerchia_muraria(1).jpg" title="File:Prato - Prima cerchia muraria(1).jpg">Image:Prato - Prima cerchia muraria(1).jpg</a>
<a href="//commons.wikimedia.org/wiki/User:Elborgo" title="User:Elborgo">Elborgo</a>
CC BY 2.5
<span class="int-own-work" lang="en">Own work</span>