Greater London is often referred to as "the City" or "the Square Mile" and it forms the main financial district. Archaically, the urbanised area of London was known as the Metropolis. In common usage, the terms "London" and "Greater London" are usually used interchangeably. Greater London is officially divided for some purposes, with varying definitions, into Inner London and Outer London. For some strategic planning purposes it is divided into five sub-regions. Greater London is under the strategic local governance of the Greater London Authority (GLA). It consists of an elected assembly, the London Assembly, and an executive head, the Mayor of
District of Columbia City Hall District of Columbia City Hall District of Columbia City Hall, also known as "Old City Hall" and the "District of Columbia Courthouse", is an historic building at Judiciary Square in downtown Washington, D.C. facing Indiana Avenue. Originally built for the offices of the District of Columbia district government, the District's City Hall was subsequently used as a Federal courthouse, and was the scene of several notable criminal trials including those of three accused presidential assassins. The building was declared a National Historic Landmark in 1960. It now houses the District of Columbia Court of Appeals. The government of the District