Material Culture #1 By avamakestimelines 52,050 BCE Homo sapiens reach Europe Period: 48,050 BCE to 63,050 BCE Humans reach Australia Period: 13,050 BCE to 28,050 BCE Humans reach North America Period: 12,505 BCE to 38,050 BCE Dogs first domesticated Period: 8050 BCE to 1050 BCE Wheat first domesticated 7050 BCE Maize first domesticated Period: 6050 BCE to 7050 BCE Rice first domesticated Period: 3200 BCE to 3500 BCE Sumerian cuneiform first developed Period: 2560 BCE to 2580 BCE Great Pyramid at Giza built 2250 BCE Horses first domesticated Period: 2050 BCE to 4050 BCE Sunflowers first domesticated Period: 1520 BCE to 3000 BCE Stonehenge built Period: 1100 to 1450 Great Zimbabwe first built 1491 Columbus arrives in North America 1950 Radiocarbon dating ‘zero’