Danger Area, north east of <a href="https://en.wikipedia.org/wiki/Aldbrough,_East_Riding_of_Yorkshire" class="extiw" title="en:Aldbrough, East Riding of Yorkshire">Aldbrough</a>, <a href="https://en.wikipedia.org/wiki/East_Riding_of_Yorkshire" class="extiw" title="en:East Riding of Yorkshire">East Riding of Yorkshire</a>, England.<br>On the perimeter of the former Cowden Bombing Range.  The long thin object was a flagpole for flying a red flag during practice bombing missions!
<a rel="nofollow" class="external text" href="https://www.geograph.org.uk/profile/307">Andy Beecroft</a>
From <a rel="nofollow" class="external text" href="https://www.geograph.org.uk/photo/326892">geograph.org.uk</a>