Las Vegas News on MSN
9 great civilizations that mysteriously vanished
Yet the very system that made Angkor great eventually contributed to its downfall. Researchers determined that a period of ...
More than 100 visitors gathered to witness how ancestral Pueblo people tracked seasons through sunlight alignments at this ...
TwistedSifter on MSN
Ancient Maya civilizations predicted eclipses with amazing accuracy using a combo of math and astrological observations
“Mayan calendar specialists anticipated solar eclipses by correlating their occurrences with dates in their 260-day ...
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