Century House, London

Century House is a notable 22-storey building located at 100 Westminster Bridge Road in London, originally constructed between 1959 and 1964. It served as the headquarters for the Secret Intelligence Service until 1994, becoming famous for its glass facade and security issues. After its decommissioning, it was transformed into the Perspective Building, an apartment complex designed by Assael Architecture, completed in 2003. The building's history as a secretive government site adds an intriguing layer for tourists and researchers interested in espionage and modern architecture.