''On the two days of the year when the sun is vertically overhead at noon, the stone disk ensures that the entireshaft is in shadow; on all other days, a stripe of sunlight will fall across the shaft. As a result, there can be little doubt that the priests of Edzná had an accurate gauge on thetiming of the sun's zenithal passage.'' VINCENT H. MALMSTRÖM from Dartmouth College.
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''On the two days of the year when the [[sun]] is vertically overhead at noon, the stone disk ensures that the entireshaft is in shadow; on all other days, a stripe of sunlight will fall across the shaft. As a result, there can be little doubt that the priests of Edzná had an accurate gauge on the timing of the sun's zenithal passage.'' VINCENT H. MALMSTRÖM from Dartmouth College.
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This and other critical [[Astronomy|astronomical]] associations that can be found here make some scholars speculate that Edzna ''was not only one the earliest true urbanized places of the Maya, but also most likely the birth-place of their modified version of the calendar and the seat of the oldest lunar observatory in the Mesoamerican realm''. ([http://www.dartmouth.edu/~izapa/M-25.pdf |MALMSTRÖM])
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This and other critical [[Astronomy|astronomical]] associations that can be found here make some scholars speculate that Edzna ''was not only one the earliest true urbanized places of the Maya, but also most likely the birth-place of their modified version of the [[calendar]] and the seat of the oldest lunar ([[Moon]]) observatory in the Mesoamerican realm''. ([http://www.dartmouth.edu/~izapa/M-25.pdf |MALMSTRÖM])