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.
Dropmire Dropmire is a surveillance program by the United States's National Security Agency (NSA) aimed at surveillance of foreign embassies and diplomatic staff, including those of NATO allies. The program's existence was revealed in June 2013 by whistleblower Edward Snowden in "The Guardian" newspaper. The report reveals that at least 38 foreign embassies were under surveillance, some of them as far back as 2007.