<a href="https://en.wikipedia.org/wiki/Extensometer" class="extiw" title="en:Extensometer">Extensometers</a> for monitoring landslide activity in <a href="https://en.wikipedia.org/wiki/Zagreb" class="extiw" title="en:Zagreb">Zagreb</a> (Croatia)
<a href="https://de.wikipedia.org/wiki/Benutzer:HylgeriaK" class="extiw" title="de:Benutzer:HylgeriaK">Ekrem Canli</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>