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Oldest American Solar Observatory Found 3 (of 3)

Caption: The rise of the sun between Tower 1 and Cerro Mucho Malo at the June solstice, 2003, viewed from the western solar observatory. The sunrise position at the solstice has shifted to the right approximately 0.3° from year 300 B.C. This image relates to an article that appeared in the March 2, 2007, issue of the journal Science, published by AAAS. The study, by Dr. Ivan Ghezzi and colleagues of Pontificia Universidad Catolica del Peru in Lima, Peru, was titled "Chankillo: A 2300-Year-Old Solar Observatory in Coastal Peru."

Credit: Photo provided by Ivan Ghezzi via Science-AAAS.

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