10 Downing Street, colloquially known in the United Kingdom as Number 10, is the headquarters of the Government of the United Kingdom and the official residence of the First Lord of the Treasury, a post which, since 1905, has been held by the Prime Minister.
Dover House is the headquarters of the Office of the Secretary of State for Scotland.
Horse Guards is a large grade I listed historic building in the Palladian style between Whitehall and Horse Guards Parade in London.
The Guards Memorial, also known as the Guards Division War Memorial, is an outdoor war memorial located in St James's Park.
The Banqueting House, Whitehall is the grandest and best known survivor of the architectural genre of banqueting house.