1.2 Native American Societies Before European Contact
Getting to the Americas, the history could have started 10,000 - 40,000 years ago, when migrants from Asia might have crossed a land bridge that once connected Siberia and Alaska.
By 1491 the population in the Americas was probably between 50 million and 100 million people.
Cultures of Central and South America
Aztecs were dominating Mexico and Central America, the Incas based in Peru developed a vast empire in western South America
after the decline of the Mayas, the Aztecs from central Mexico developed a powerful empire. The Aztec capital, Tenochtitlan, had a population of about 200,000, equivalent to the largest cities of Europe
between the years 300 to 800 the Mayas built remarkable rain forest cities
All three civilizations