What were Pre-Columbian Societies?

They were basically American societies before Columbus. Examples being the Aztec empire, the Inca empire, Various Mayan city-states (Tikal, Palenque, Chitzen Itza etc) and others (Tlaxcallan, Moche, Toltec, Teotihuacan, Olmec, Wari, and Tiwanaku) just to name a few.