Did you know the Great Wall of China is over 21,000 kilometers long? It’s about three times longer than we thought. This shows the wall’s history is complex, not just one structure. It’s a vast system ...
It pushes back the estimated origins of the wall, which is one of the largest manmade structures on Earth, by 300 years. The ...
Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The Great Wall of China wasn’t a single construction project, but ...
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