What is the official designation of the building visible from the Morpeth Arms in a manner enabling spying?
SIS Building The SIS Building or MI6 Building at Vauxhall Cross houses the headquarters of the Secret Intelligence Service (SIS, MI6), the United Kingdom's foreign intelligence agency. It is located at 85 Albert Embankment in Vauxhall, a south western part of central London, on the bank of the River Thames beside Vauxhall Bridge. The building has been the headquarters of the SIS since 1994.
339 Lafayette Street 339 Lafayette Street, nicknamed the Peace Pentagon, and officially numbered 339-345, is a building in the NoHo neighborhood of Manhattan, New York City known in the late 20th and early 21st century for the many left-wing and radical activist and political organizations headquartered there. The building was completed c.1920.