Pillbox from Second World War Pillbox strategically placed overlooking Henllan bridge, visible between the treetrunks, in case of enemy invasion.
<a rel="nofollow" class="external text" href="https://www.geograph.org.uk/profile/21927">Marion Phillips</a>
CC BY-SA 2.0
From <a rel="nofollow" class="external text" href="https://www.geograph.org.uk/photo/708504">geograph.org.uk</a>