Mayan Prophecy: Is the World Coming to an End in 2012?
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DPA/Landov
Palenque
The complex at Palenque is one of the most beautiful of all the Mayan ruins. In addition to architecture, Mayas developed a sophisticated calendar made up of 18 months of 20 days each, plus a five-day period called uayeb added at year's end to equal 365 days.
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