What would happen if the Great Wall of China were extended through Europe?

What would would happen happen if if the the Great Great Wall Wall of of China China were were extended extended through through Europe?

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What would happen if the Great Wall of China were extended through Europe?
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What would happen if the Great Wall of China were extended through Europe? - My, Geography, China, Informative, Europe, Around the world, Country, Want to know everything, The great Wall of China, Facts, Comparison, Infographics, Visualization

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