General W. Sikorski Prime Minister, commander in chief of the Polish forces in the Second World War, had his headquarters in this building from 1940 until his tragic death at Gibraltar in 1943

Megalit on Wikimedia Commons
Elliott Brown on Flickr
Megalit on Wikimedia Commons
Elliott Brown on Flickr

Rubens Hotel, 43 Buckingham Palace Road, SW1, London
Google Streetview OpenStreetMap

Colour: bronze

Wikimedia:

Flickr:

See also...
Stephen Stachowiak on Geograph
Robert Murray on Geograph