A partly iced fish ladder somewhere in Luxembourg (presumably near Bigonville) in winter
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/23296189@N03">ERIC FORGET</a>
CC BY 2.0
originally posted to <b><a href="//commons.wikimedia.org/wiki/Flickr" class="mw-redirect" title="Flickr">Flickr</a></b> as <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/23296189@N03/3197639676">barrage à poissons</a>