Introduction to China's First Pillar: The Optimus Pillar in the upper cave is 29 meters high and 37.8 meters in circumference. It is the largest stone pillar found in karst caves in China and is called "China's First Pillar".
Attraction
Introduction to China's First Pillar: The Optimus Pillar in the upper cave is 29 meters high and 37.8 meters in circumference. It is the largest stone pillar found in karst caves in China and is called "China's First Pillar".