For sites about North American prehistory. Please note: Mexico is considered part of North America by American Indian studies, as "Central America" is really a modern political distinction rather than a continent. There was considerable interplay across the Rio Grande.
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Paper discussing astronomic and geodetic knowledge in prehistoric Florida.
Summary of current evidence and diverse views about the issue.
Paper discussing astronomic and geodetic knowledge in prehistoric Florida.
Summary of current evidence and diverse views about the issue.
