In late September, Pershing led the AEF during the final Meuse-Argonne Offensive which broke the German lines and led to the end of the war on November 11. By war's end, Pershing's command had grown to 1.8 million men.
Dimensions of Castle Walls: the height and thickness of castle walls varied from castle to castle but typically they ranged from between seven to thirty feet in thickness and typically thirty to forty feet in height. The illustration below is a cutaway view of how a typical castle wall is constructed.
The Wall is 300 miles(482 kilometers) long, about 700 feet tall(213 meters) and averages 300 feet in width(91 meters). The Wall weighs approximately 79,833,600 tons. In  Mhysa , Samwell Tarly says that the Wall is 500 miles long.he Wall is 300 miles(482 kilometers) long, about 700 feet tall(213 meters) and averages 300 feet in width(91 meters). The Wall weighs approximately 79,833,600 tons. In  Mhysa , Samwell Tarly says that the Wall is 500 miles long.