"The most ancient observatory"
The most ancient observatory of the Western hemisphere is found out.
Archeologists led by Robert A. Benfer, the professor of faculty of anthropology University of Missouri, Columbia, during excavation in the Peruvian Andes have found out the astronomical observatory constructed 4,2 thousand years ago - most ancient of known observatories of Northern and Southern Americas.
It is a question of a civilisation till the ceramic period, before to an unknown historical science. To finds about 4,2 thousand years, that is, representatives of this culture on 3 thousand years are more elder much more known Incas.
In an observatory are found out "round", spatial, instead of relief sculptures whereas was considered, that three-dimensional plastic in the field of the Andes has appeared about 3,6 thousand years ago - for 800 years later.
The observatory building, is constructed so that in windows on walls it was possible to observe the sun during dates, important for an agrarian economy.
Such fact indirectly proves that it there was developed enough civilisation as, according to Benfer, "these people to create a calendar in their conditions it was very difficult".

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