I spent yesterday morning on a tour of the old American embassy building designed by Eero Saarinen, the architect of Dulles International Airport in Washington DC and the ice rink at Yale.  It was a vehicle of American democratic values with a cinema in the basement and a lending library upstairs, as well as a room at the top for the Ambassador to look out over the Royal Palace.  It gradually became more like a fortress behind impenetrable fencing until the Embassy moved out into the suburbs and the Saarinen building was sold to a developer who has devoted immense care to its reconstruction:-