The Great Wall of China was the
largest structure ever built in the world. Through the centuries much of the Great Wall collapsed.
The Great Wall of China includes sections of handmade walls as well as such natural barriers as rivers and hills.
Bibliographyhttp://world.new7wonders.com/new-7-wonders/the-official-new7wonders-of-the-world/the-great-wall-of-china-220-b-c-and-1368-1644-a-d-china/
http://www.worldbookonline.com/student/article?id=ar234720&st=great+wall+of+china
Photo Creditshttp://economy.southcn.com/e/images/attachement/jpg/site4/20111011/90fba6098fba0ffddca210.jpg
http://us.123rf.com/400wm/400/400/ozbandit/ozbandit0903/ozbandit090300237/4570583-great-wall-of-china-on-a-clear-day.jpg
http://cdn2-b.examiner.com/sites/default/files/styles/image_full_width_scaled/hash/34/78/3478b7374d0e07b83212cbd5bff3ee8b.png
http://www.travlang.com/blog/wp-content/uploads/2010/04/great-wall-of-china_aa.jpg
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