From Ohio History Central
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==Prehistoric Period: 13000 BC-1650 AD==
13000 BC- 7000 BC: [[Paleoindian Period]] - Ohio's first human inhabitants
500 BC: Ohio's [[Archaic Period]] - Most native people lived as hunters and gatherers.
*800 BC-1200 AD: Ohio's [[Woodland Period]] - The region's native populace increasingly relied on agriculture to sustain themselves.
800 BC-100 AD: The [[ Adena Culture]] thrived in Ohio. * 100 BC-400 AD : The [[Hopewell Culture]] built large mound complexes in Ohio, including the Newark Earthworks. *1000 AD-1650 AD: Ohio's [[Fort Ancient Culture]] flourished. *1000 AD-1650 AD: Ohio's [[Late Prehistoric Period]].