Ruins of castle <a href="//commons.wikimedia.org/wiki/Serravalle,_Switzerland" title="Serravalle, Switzerland">Serravalle, Switzerland</a>.
<a href="//commons.wikimedia.org/wiki/User:Parpan05" title="User:Parpan05">Adrian Michael</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>