There are few people who havenÂ´t heard of the legendary Great Wall of China. The worldÂ´s longest man-made structure has been the symbol of China for centuries but there is a plenty of things you probably didn’t know about it. To expend your knowledge on this unique giant landmark, check out these 25 astonishing facts about the Great Wall of China you may not know.
20. While some parts of the Wall have been well preserved and renovated, most of it is in disrepair. In the 1970Â´s, the Wall was seen as a despotism symbol and people were even encouraged to use the bricks and stones as building material for their own houses.
15. Actually, seeing the Wall with naked eye is probably not possible even from the low Earth orbit which is “just” 100 miles above the ground. Some astronauts claimed they saw it but later on, it emerged that it was something else (for example a river).
10. It was during the construction of the Wall when the Chinese invented the wheelbarrow and started using it.
5. In 1987, the UNESCO placed the Wall on its list of the world’s great national and historical sites.
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