Explain the origins of the american indians and compare the general cultures that they developed in south, north, and central america.

Around 12,000â€"15,000 years ago Native American came from northeast Asia crossed the Bering Land Bridge to enter and inhabit North America beginning in Alaska but rapidly spreading throughout North and South American and the Caribbean islands. They are The first American farmers, The first American civilizations, The people of north America. The natives Americans of this region derive their crops from the more advanced civilization to the south.