Xingwen Stone Forest Geological Park: the first place with karst tiankeng found and researched in China
 

The forming of mountains and changing of crusts hundreds of millions of years ago have created various natural wonders, such as karst landscapes.

Located in Xingwen County, Yibin City, Xingwen Stone Forest Geological Park has a variety of geological relics, and is known as a world-class karst landscape. Stepping into the area is like entering a world-class sculpture art exposition hall, with caves crisscrossing, karst tiankengs strewn about, stone forests in different shapes and sizes, and majestic canyons. ...... astonishingly "magical.

The Park has three outstanding caves, one of which is "Tianquan Cave", the largest cave in China in terms of natural excursion length. As one of the famous caves, it formed about three million years ago, and its scale and length are among the top caves in the world. In 1992, geologists and explorers from all over the world discovered a rare and gorgeous 100-meter gypsum flower corridor and a stone dam, which has brought Tianquan Cave a high reputation in the world, and it is regarded as an excellent place for scientific exploration.