The Great wall of china into a tourist attraction visited by many tourists from around the world each year. The building was built centuries ago by Emperor Qin Shi Huangdi during the Qin Dynasty in 221 BC. This wall was built as a barricade against attackers such as the nomadic tribes of Hsiung Nu originating from northern China. Walls built by the residents who live nearby, along with the prisoners and soldiers.
Over the years, this wall has been modified eg cannons and towers. Emperor Wudi of the Han Dynasty contributed to the construction of this gigantic project, covering up to Yanze Dunhuang and is known as Lop Nur.
This wall is along the eastern Shanhaiguan to Lop Lake to the west. Its length reaches 8.852.8 km, with a shape that allows travelers to see scenery of the river and the hills around the walls. The height of the Great Wall of China is about 30 feet and 15 feet wide.