Er bestaan 3 plaatsen met de naam Observatory Hill in Australië.
Alle plaatsen in de wereld die "Observatory Hill" heten.
Gladstone (5)
Hamilton (5)
Kingston (5)
Rosedale (4)
Richmond (4)
Gordon (4)
Windsor (4)
Newstead (4)
Cremorne (4)
Springfield (4)
Woodstock (4)
Darlington (4)
Wattle Flat (3)
Black Springs (3)
Flinders (3)
Huntly (3)
Sassafras (3)
Somerton (3)
Auburn (3)
Clarendon (3)
Derby (3)
Epping (3)
Georgetown (3)
Melrose (3)
Waterloo (3)
Bangor (3)
Rosebery (3)
Brighton (3)
Buxton (3)
Clare (3)