Technology identifies new (old) rock art in Chile

Using a variety of new technology, a group of Chilean archaeologists have been photographing rock faces across northern Chile to identify rock art that has mostly deteriorated beyond visibility by the naked eye. More than 150 paintings, dating as far back as 2,000 BC, have been identified.

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Archaeologists Identify More Than 150 Rock Art Paintings in Chile

By Iveliz Martel

Scientific American

August 27, 2016