Shanhaiguan Great Wall Museum: Qin and Han Dynasties Pictures

The Great Wall of Qin and Han Dynasties is the first milestone in the building history of wall. The Great Wall of 10,000 li (li is half of a kilometer) first appeared in China, extending from east to west. The empire, under centralized reign during Qin and Han Dynasties, built the grand and imposing wall, announcing the name of "The Great Wall of 10,000 li" to the world.