Mingshui Fortress Ruins in Jiuquan, China

Aerial video shows the ruins of Mingshui Fortress in Jiuquan, Gansu province, China, April 5, 2024. The military facility is built on the mountain, there are trenches around the mountain and the bunkers, barracks, moat-like trenches on the southwest side, set up bunkers, bunkers and other coordination. The military facility was an important base for guarding the border between China and Mongolia during the Republic of China, and was the lifeline for ensuring military supplies from Lanzhou to Xinjiang, with high military and historical value.