In Yunnan, a massive mound of shells discovered in the ruins of a 3,000-year-old settlement might shed light on the diet of an ancient society and their architectural prowess...
Produced by Xinhua Global Service■
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In Yunnan, a massive mound of shells discovered in the ruins of a 3,000-year-old settlement might shed light on the diet of an ancient society and their architectural prowess...
Produced by Xinhua Global Service■
