Yangguan, mountain pass in China
Yangguan Pass offers a panoramic view of the vast Gobi Desert.
Established around 120 BCE as a crucial point during the Han Dynasty.
Featured prominently in Chinese poetry and artworks.
Located near the oasis city of Dunhuang.
Once a key border checkpoint on the ancient Silk Road.
Location: Dunhuang
Inception: 120 BCE
Source: Wikimedia