MANY PEOPLE ON THE GREAT WALL OF CHINA

Jinshanling section has 67 watchtowers along 11 kilometers of the Great Wall, with each watchtower an example of different architecture. It is 5 to 8 meters high and 6 meters across at the base and 5 meters at the top. The walkway along the top is paved with square bricks that provide a level surface wide enough to construct or erect batteries.