The iconic wall that surrounds the Minnesota Correctional Facility-St. Cloud is the second longest continuous wall in the world, only behind the Great Wall of China.
The Jiayu Pass rises in northwestern China, between the Gobi Desert and the Qilian Mountains. Also known as Jiayuguan, marks the western end of the Great Wall built during the Ming Dynasty and was a strategic gate of the Hexi Corridor. The complex is a few kilometers from the city of Jiayuguan, in the province of Gansu. From there the passage of soldiers, merchants and travelers were controlled that circulated in a region linked to the Silk Road…