193 Whilst terrace houses are common in the inner city areas, it is detached houses that dominate the landscape in the outer suburbs. The southern parts of the city are drained by the Georges River and the Cooks River into Botany Bay. 327 Government House was completed in 1845 and has served as the home of 25 Governors and 5 Governors-General 328 The Cabinet of Australia also meets in Sydney when needed.