<a href="https://de.wikipedia.org/wiki/St._Martin_(Chur)" class="extiw" title="de:St. Martin (Chur)">de:St. Martin (Chur)</a>, Turm von Osten
<a href="//commons.wikimedia.org/wiki/User:Parpan05" title="User:Parpan05">Adrian Michael</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>