WORLD’S IMPORTANT WALLS

• Great wall of China, world’s longest wall in China. Its length is 2710 km. and its height ranges from 41/2 mertre to 12 metre.
  


• Hadrian’s wall, 120 km long wall built in A.D 122 in Britain from Bowness-on Solway to Newcastle .
  


• Wailing wall, wall of historical importance in Jerusalem, parts of which date back to the days of Solomon. It is regarded as one of special sanctity by Jews and Muslims both.