Central London by the statue of King Charles I at the junction of the Strand, Whitehall and Cockspur Street, just south of Trafalgar Square. The London Plan defines the "Central Activities Zone" policy area, which comprises the City of London, most of Westminster and the inner parts of Camden, Islington, Hackney, Tower Hamlets, Southwark, Lambeth, Kensington & Chelsea and Wandsworth. It is described as "a unique cluster of vitally important activities including central government offices, headquarters and embassies, the largest concentration of London's financial and business services sector and the offices of trade, professional bodies, institutions, associations, communications, publishing, advertising and the
City of London Ireland. The Corporation owns Old Spitalfields Market and Billingsgate Fish Market, in the neighbouring London Borough of Tower Hamlets. It owns and helps fund the Old Bailey, the Central Criminal Court for England and Wales, as a gift to the nation, having begun as the City and Middlesex Sessions. The City has its own independent police force, the City of London Police—the Common Council (the main body of the Corporation) is the police authority. The rest of Greater London is policed by the Metropolitan Police Service, based at New Scotland Yard. The City has one hospital, St Bartholomew's Hospital, also