The continent of Australia was once part of the greater land mass called Gondwana, when todays seven continents were connected to form two continents; the other being Laurasia.
For thousands of years Aboriginals have told stories about fearsome booming
monsters that lived in swamps.
During the dinosaur era, the Rhoetosaurus was known to live in Australia although no skeleton of a dinosaur has been found.
Australian Aboriginal culture is one of the oldest and longest surviving cultures, that has dated back to at least 50,000 years.