Pat Fleishcr,
in An~iu~gazine(May-June 1979), 234
Connection Eglinton Ave. East, Toronto, Ontario,
Canada M4P 1K5.
The highly sophisticated Mayan civilization of southern Mexico flourished from about 1500B.C. to roughly A.D. 1200. Advanced in math- ematics and astronomy, the Mayas developed, among other things, an accurate calendar and an 850-character system of hieroglyphics. Then, for unknown reasons, its leaders and priests abandoned their temple cities and disappeared.
Today, farming...