City of London London borough, a status reserved for the other 32 districts (including London's only other city, the City of Westminster). It is also a separate county of England, being an enclave surrounded by Greater London. It is the smallest county in the United Kingdom. The City of London is widely referred to simply as the City (differentiated from the phrase "the city of London" by capitalising "City") and is also colloquially known as the Square Mile, as it is in area. Both of these terms are also often used as metonyms for the United Kingdom's trading and financial services industries, which
Financial District, San Francisco Square. To the east lies the Embarcadero waterfront and the Ferry Building. To the south lies Market Street and the South of Market district. The Financial District is served by more than two dozen Muni bus and rail lines, including one cable car line, as well as Montgomery Street Station and Embarcadero Station in the BART system. The nickname "FiDi" is occasionally employed, analogous to nearby SoMa. The area is commonly referred to as "Downtown" as well, although "Downtown" may include the broader Union Square, Chinatown, Tenderloin, and SoMa districts as well. The District is home to numerous corporate headquarters,