Great Wall of China

 This wall is built in northern China and was built for defensive purposes it is built along mountains and is stretches out for miles it was started being built in the Zhou Dynasty and got even longer after a state named Qin built more on to it during the Qin Dynasty and then finally was finished in the Ming Dynasty and it now stretches from the Gansu Province in the west to the Liaoning Province in the east.Many workers were needed to complete the great wall and many of the workers died from working to hard if they complained or did not work thgey would be killed they died from starvation and disease even chirdren were forced to work. also the great wall wasent always this big there were many smaller walls but now they got connected and made the great wall.