World War II air raid shelter by the junction between Hindhead Road and Liohook Road, Shottermill, Haslemere, Surrey, England. The concrete top of the entrance is visible, and the greener grass extending from it shows where the entrance was filled in.
<a href="//commons.wikimedia.org/wiki/User:Simon_Burchell" title="User:Simon Burchell">Simon Burchell</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>