VIDEO : The Lake Condah region in south-west Victoria shows evidence of a network of channels and rock structures used by the Indigenous inhabitants for trapping eels. If the dating of the fish traps is correct, they would be some of the most ancient structures of this type in existence
Rock art from Kimberley in Western Australia, like the figures shown in the image above, known as the Bradshaw paintings, have been used by some archaeologists as evidence that Australia was inhabited by a race of humans before the Aborigines. New evidence now suggests they were created Aboriginal artists
rock engraving ~ There is also some evidence of occupation earlier than the 40,000 BP range. The oldest rock art found in Australia dates from between 45,000 to 65,000 BP. Rock art can take 2 forms: petroglyphs (rock engravings) and pictographs (rock paintings). Rock art can be dated using traditional C14 methods, although optically stimulated luminescence (OSL) and accelerator mass spectrometry (AMS) are also option.