I actually do not know what this is. Any idea?
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/46185203@N05">Bob Adams</a> from Amanzimtoti, South Africa
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/satransport/10889514823/">Dredger in Saldanha Bay</a>