Great Wall, Why so Great – Great Wall of China

The great wall is pretty ingenious, as it is quite long as well a pretty good work of art or design for its age. In addition, its purpose was much more than just a wall to keep out the Huns. The walls could be scaled at places. The key to the wall was that it actually kept away the horses of the would be marauders and the Huns without horses were not very effective.