Part of <a href="//commons.wikimedia.org/wiki/Hadrian%27s_Wall" title="Hadrian's Wall">Hadrian's Wall</a> near Housesteads
<a href="//commons.wikimedia.org/wiki/User:Aqwis" title="User:Aqwis">Aqwis</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>