Elizabeth Bay House is an historic Colonial style home in the suburb of Elizabeth Bay in Sydney, New South Wales, Australia. Built between 1835 and 1839, Elizabeth Bay House was known as 'the finest house in the colony'. Elizabeth Bay House is a home in the Regency style, originally surrounded by a 54acre garden, but now situated within a densely populated inner city suburb. It is managed by the Sydney Living Museums as a museum that is open to the public, on behalf of the Office of Environment and Heritage, an agency of the Government of New South Wales.Elizabeth Bay House is a superb example of Australian colonial architecture, best known for its central elliptical saloon with domed lantern and geometric staircase, and is listed on the Australian Register of the National Estate and the New South Wales Heritage Register. Operating as usual