THE GREAT WALL OF CHINA - HUGE AND INCREDIBLE
China Wall or The Great Wall of China one of the largest construction on the earth. The wall is constructed of Masonry, Rocks, Packed-earth materials. The construction stretch is more than 5,000 km long (10,000 li in Chinese measurement), thickness varies from place to place ranges from 15-30 feet(4.5-9.1 meters) and height is up to 25 feet(7.5 meters). It covered a large area of China stretches across the mountains of northern China, winding north and northwest of Beijing. In the year of 1987, The Great Wall of China declared a world heritage site by UNESCO.