Checkpoint 2 Timeline By 101paperguy 50,000 BCE 50000-65000 BP is when the first evidence of aboriginals on Australia were found 42,000 BCE 40000 years ago The Mungo Lady And Mungo Man 3300 BCE 3300 BCE Otzi The iceman 3200 BCE 3000 BCE Mesopotamian Cuneform 2570 BCE 2500 BCE The Great Pyrimad In Egypt (Giza) 1984 BCE 2000 BCE Narrabeen Man