The Oldest Calendar in America and the Fortified Temple "Chankillo" | Casma

"Discover the incredible Archaeoastronomical Complex of Chankillo, the oldest solar observatory in America. Located in the Áncash region, Peru, this ancient site has thirteen imposing towers aligned from north to south, designed by the Casma/Sechín culture more than 2200 years old. Declared a Cultural Heritage of Humanity by UNESCO in 2021, Chankillo is a wonder of astronomy and pre-Hispanic architecture. Join this fascinating journey through the history and mysteries of the sky!
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