A photograph of China’s Great Wall, taken from a mountain top guard tower. Many Watchtowers were constructed along the Great Wall of China. Eleven garrisons on the wall protected China from invaders.
Great Wall of China History, Facts, Tours and Photos
A photograph of China’s Great Wall, taken from a mountain top guard tower. Many Watchtowers were constructed along the Great Wall of China. Eleven garrisons on the wall protected China from invaders.
photo credit: robysaltori
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