South Australia contains 324 separate Protected Areas with a total land area of 21,630,995 hectares(21.97% of the state’s area). 18 of these are National parks, totalling 4,337,430 hectares (4.41% of the state’s area).
... physicist and explorer
Jacques Piccard[?], (born 1922), undersea explorer
Francisco Pizarro, (1471-1541), conqueror of the Inca Empire
Marco Polo, (1254-1323), travelled ...