Elizabeth Bay House is a historic mansion located in Elizabeth Bay, a suburb of Sydney, Australia. Built between 1835 and 1839, it was designed by architect John Verge for the wealthy landowner Alexander Macleay. The house showcases a blend of Georgian and Victorian architectural styles and features beautiful gardens overlooking Sydney Harbour. Today, Elizabeth Bay House is managed by Sydney Living Museums and is open to the public for tours. It is recognized for its historical significance and is listed on the New South Wales State Heritage Register. The property offers insights into colonial life in Australia and the opulence of the early 19th century.