The flag of Wales flies on the Foreign Office building in London, 1 March 2017.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/10246637@N04">Foreign and Commonwealth Office</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/foreignoffice/33057534441/">St David's Day</a>