Han Great Wall. Section of the wall.
2nd c BCE Chinese Han Architecture
HAN DYNASTY Anonymous
(active 206 BCE - 220 CE)
c. 140 BCE-120 BCE
2nd c BCE
Yumenguan Pass. Gansu. China.
The wall was built from alternating layers of Gabi sand and rocks from the desert and reeds from the nearby river. The layers average 5 to 6 inches and the remains of the wall measure 1.6 to 6.6 feet tall.