Tongtian Pillar Introduction: 8.6 meters high, the slender column is formed by stalactites and stalagmites deposited by dripping water connected together. The process of fusing the stalactites and stalagmites took about 300,000 years.
Tongtian Pillar Introduction: 8.6 meters high, the slender column is formed by stalactites and stalagmites deposited by dripping water connected together. The process of fusing the stalactites and stalagmites took about 300,000 years.