INTRODUCTION
Sometimes called the "unknown country" (Terra Australis Incognita), Australia is south of Indonesia and New Guinea, between the Pacific and Indian oceans. This magnificent continent has long been unknown. Even when detected, many years it was necessary to fully disclose. Many people thought that it was under the veil of magic and they were afraid to explore. The first people who settled in Australia were the ancestors of today's Aborigines. They arrived in this country about 40,000 years ago by swimming shallow seas that were later separated Australia from Asia. As the sea level rose, they retreated ...
