Prehistory Era (1 jan 3000000 ano antes da era comum – 1 jan 3000 ano antes da era comum)
Descrição:
Is the period that begins with the appearance of the human being, about five million years ago, and finishes with the invention of writing, about 6,000 years ago.
It is a long period divided into three stages: the Paleolithic Age, the Neolithic Age and the Metal Age.