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The Great Wall of China has a history of over two thousand years. It runs from the east to the west in North China. It is about 6,300 kilometers . It is often "The Ten-Thousand-Mile Long Wall". It is one of the "Seven Wonders" of the ancient world.
The Great Wall is enough for ten men to walk side by side. Horses can also run along it, too. The Great Wall stones and bricks (砖). There are huge stones on side and on the highest part. But now some sections of it are worn out.
There are tall watchtowers along the Great Wall. Once upon a time, the soldiers kept the enemies (敌人) in the watchtowers day and night. They made on the towers to each other when the enemies came.
Nowadays we don't use the Great Wall to keep away the enemies any more. It is a famous place of to all the people in the world. Every yearpeople come to visit it from all over the world.
