This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "pub

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced

Excerpt from Prehistoric Structures of Central America: Who Erected Them? Indeed it was not until the Romans, just before the Christian Era, had subdued all the