The detailed geography of Brook Street, Mayfair, goes unremarked there. So let Malcolm correct that deficiency.
The Savile Club is at number 69.
The Argentine Embassy, Embajada Argentina en el Reino Unido, is two doors away at number 65. The flag pole is just discernible on the left-most of those white-fronted buildings illustrated above.
That leaves one important building in between. This is the City of Westminster. This is Mayfair. No structure can possibly go uncelebrated, unremarked, undignified.
So number 67 has to be remarkable in some way. Well, there’s the brass plate of the head office of Chelsfield, property developers. Whoop-piddy-doo.
Sure enough, 67 has been awarded a blue plaque, up there on the façade, shining forth as a beacon of culture, civilization and enlightenment. What great achievement of human endeavour and advancement distinguishes number 67, Brook Street?
Citizens of the world, prepare yourselves: