No. 23: Sep-Oct 1982
Mud structures such as these usually disintegrate in a few hundred years, but these were fire-hardened. Because they appear to be permanent buildings, the current belief that the American Indians of this period were simple, nomadic hunter-gatherers may have to be reexamined.
(Anonymous; Science Digest, 90:22, August 1982. Attributed to the Christian Science Monitor.)
Comment. The Rocky Mountain area also boasts enigmatic stone structures and graphic material attributed by some to ancient European, Asian, and African voyagers. See our Handbook: Ancient Man. For a description of this book, go to: here.