Mysterious Prehistoric Signs on Rocks in a Mountain in Henan

More than 3,000 mysterious signs discovered in Mt Juci (具茨山), of Henan Province, China, are believed to be carved in the rocks by ancient Chinese more than 5,000 years ago, according to researchers from Geophysics and Planetary Science Institute of China’s Science Academy. But so far no one can decode their meaning. Some experts suggest they might be the earlier […]

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