blogwatcher with tag great-wall

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  Great Wall of China

  The Great Wall is the world's longest man-made structure, stretching over a formidable 6,352 km (3,948 miles), with a thickness ranging from 4.5 to 9 meters (15-30 feet), and in some areas up to 7.5 meters (25 feet) tall. It runs from Shanhai Pass on the

  china great-wall 7wonders new

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  Great Wall of China in Ningxia

  This area in nice resolution

  china ningxia great-wall