Two of London's 33 districts are cities: the City of London (the historic centre including Smithfield and Holborn) and which other?
Giltspur Street Giltspur Street is a street in Smithfield in the City of London, running north-south from the junction of Newgate Street, Holborn Viaduct and Old Bailey, up to West Smithfield, and it is bounded to the east by St Bartholomew's Hospital. It was formerly known as Knightsriders Street, from the knights riding at the tournaments in Smithfield.
Royal Borough of Kingston upon Thames The Royal Borough of Kingston upon Thames is a borough in southwest London, England. The main town is Kingston upon Thames and it includes Surbiton, Chessington, Malden Rushett, New Malden, Tolworth and part of Worcester Park. It is the oldest of the four Royal Boroughs in England. The others are Kensington and Chelsea and Greenwich also in London, and Windsor and Maidenhead. The local authority is Kingston upon Thames London Borough Council.