Chinese archaeologists have recently discovered a section of the Great Wall dating back to China's Warring States Period (475-221 BC).The 100-km-long section is located in Xinxiang, Henan Province,...
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Chinese archaeologists have recently discovered a section of the Great Wall dating back to China's Warring States Period (475-221 BC).The 100-km-long section is located in Xinxiang, Henan Province,...