Cowden Cliff, <a href="https://en.wikipedia.org/wiki/Cowden,_East_Riding_of_Yorkshire" class="extiw" title="en:Cowden, East Riding of Yorkshire">Cowden</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>I guess it's not unusual to find shells on a beach but this is not the normal variety. The mud cliffs here are part of the Air Weapon Range at RAF Cowden.
<a rel="nofollow" class="external text" href="https://www.geograph.org.uk/profile/6470">Paul Glazzard</a>
From <a rel="nofollow" class="external text" href="https://www.geograph.org.uk/photo/432819">geograph.org.uk</a>