It is believed taht Aborigin art has born 40.000 years ago.
In 1770, the Europeans arrive at Australia. They arrive to settle in this new country but they treat the Aborigins with respect.
The didgeridoo (also known as a didjeridu or didge) is a wind instrument developed by Indigenous Australians of northern Australia at least 1,500 years ago and is still in widespread usage today both in Australia and around the world. It is sometimes described as a natural wooden trumpet or "drone pipe". Musicologists classify it as a brass aerophone.
If you want to see some examples to aboriginal art: http://www.wisegeek.com/what-are-some-e ... al-art.htm