Before revision: Fountain of the Four Rivers, (Danube, Nile, Ganges, La Plata) Decline With the confirmed discovery that Australiawas a continent , the theme of the "Four Continents" lost much of its drive, long before another continent, Antarctica, was also discovered.
After revision: Fountain of the Four Rivers, (Danube, Nile, Ganges, La Plata) Decline With the European discovery of the existence of Australia , the theme of the "Four Continents" lost much of its drive, long before another continent, Antarctica, was also discovered.