Stairs at Down Street Underground station in Mayfair, London in March 2023. The station closed in 1932 bur was used as offices during World War II
<a href="//commons.wikimedia.org/wiki/User:Dorkinglad" title="User:Dorkinglad">Dorkinglad</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>