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What are the most interesting facts about the Great Wall of China?
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1. The Great Wall of China is one of the most iconic landmarks in the world, and it is estimated that there are over 8,000 kilometers of wall still standing today.
2. The Great Wall was built as a defensive structure against invaders from the north, but it was also used to control movement between different regions within China.
3. It has been estimated that more than 20 million people worked on the construction of the Great Wall during its peak period of construction.
4. The Great Wall is made up of stone and brick, with some sections being constructed using earth and wood.
5. The Great Wall is not just an architectural feat, it also serves as a natural barrier for wildlife and plants, helping to protect the surrounding area.