- worldhistory.org Great_Wall_of_China/The Great Wall of China is a barrier fortification in northern China running west-to-east 13,171 miles (21,196 km) from the Jiayuguan Pass (in the west)...
- history.com topics/ancient-china/great-wall-of-…Despite its long history, the Great Wall of China as it is exists today was constructed mainly during the mighty Ming Dynasty (1368-1644).
- newworldencyclopedia.org entry/Great_Wall_of_ChinaVeteran U.S. astronaut Eugene Andrew Cernan has stated: "At Earth orbit of 160 km to 320 km [96 to 192 miles] high, the Great Wall of China is, indeed...
- chinadiscovery.com great-wall/facts.htmlThe Great Wall of China is the landmark of China, one of the most famous man-made wonder in the world.
- travelandleisureasia.com global/destinations/asia…Before embarking on your adventure to the Great Wall of China, we bring you all the facts and details to help you explore this mind-blowing destination.
- crystalinks.com greatwallofchina.htmlFears raised as 'one third' of China's Great Wall disappears CNN - July 2, 2015 It was originally built to defend an empire, but now parts of the Great Wall of...
- education.nationalgeographic.org resource/great-…The one thing most people “know” about the Great Wall of China—that it is one of the only man-made structures visible from space—is not actually true.
- wermac.org civil_eng/great_wall_china.htmlThe Great Wall of China is an ancient series of walls and fortifications located in northern China, built around 500 years ago.
- saporedicina.com english/great-wall-of-china/This is the best preserved and most visited section of the Great Wall of China. Especially in summer it gets extremely crowded and it has been heavily renovated.
- whc.unesco.org en/list/438/Criterion (vi): The Great Wall has an incomparable symbolic significance in the history of China. Its purpose was to protect China from outside aggression, but also...