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#1 – Great Wall of China

Most famous and expensive wall of all times!

10 Most Expensive Attractions Ever Created By Mankind!

via www.shedexpedition.comcomplain

The Great Wall of China is undoubtedly impressive! The wall that is 4.5 km long is the only man-made construction on Earth that is seen from the outer space. The creation of the wall took 2 hundred years. This is the most expensive man-made construction - 260 billion dollars.

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