What are you famous for??

Australians invented notepads (1902), the surf lifesaving reel (1906), aspirin (1915), the pacemaker (1926), penicillin (1940) the Hills Hoist clothesline (1946), the plastic disposable syringe (1949), the wine cask (1965), the bionic ear (1978), dual-flush toilet flush (1980) anti-counterfeiting technology for banknotes (1992) and long-wearing contact lenses (1999). The iconic kangaroo is unique to Australia and one of our most easily recognized mammals. There are an estimated 40 million kangaroos in Australia, more than when Australia was first settled.Australia's 85.7 million sheep (mostly merinos) produce most of the world's wool. With 25.4 million head of cattle, Australia is also the world's largest exporter of beef. Kalgoorlie in Western Australia is Australia's largest producer of gold. It also embraces the world's largest political electorate, covering a mammoth 2.2 million square kilometers.  Australia produces 95 per cent of the world's precious opals and 99 per cent of its black opals. The world’s opal capital is the quirky underground town of Coober Pedy in South Australia. The world’s largest opal, weighing 5.27 kilograms, was found here in 1990.
http://www.australia.com/about/facts.aspx