The London Borough of Southwark in south London, England forms part of Inner London and is connected by bridges across the River Thames to the City of London. It was formed in 1965 when 3 smaller council locations amalgamated under the London Government Act 1963. This incorporated the former area of the Metropolitan Borough of Southwark, the Metropolitan Borough of Camberwell, plus the Metropolitan Borough of Bermondsey. All districts of the area are within the London postal district.
It borders the City of London and the London Borough of Tower Hamlets to the north, with the River Thames forming the boundary, the London Borough of Lambeth towards the west and the London Borough of Lewisham towards the east. To the south are the London Boroughs of Bromley and Croydon. Southwark includes a wide variety of housing, which includes council housing, like the post-Blitz Aylesbury Estate as well as the Heygate Estate to provide residences to low-income residents. About 31 percent of householders are owner-occupiers.
The borough is home to a variety of cultural, historical and notable attractions. The Shard, Tate Modern, Shakespeare's Globe Theatre, and Borough Market which are the largest of the venues in Southwark to draw domestic and international tourism. Dulwich hosts the Dulwich Picture Gallery along with the Imperial War Museum in Elephant and Castle.