Cave introduction: Yueyan is at the foothills of Duchongling Mountain, and the surrounding area is a karst terrain. Its open attitude of being almost completely exposed in nature is rare in China and even the world.
Cave introduction: Yueyan is at the foothills of Duchongling Mountain, and the surrounding area is a karst terrain. Its open attitude of being almost completely exposed in nature is rare in China and even the world.