Tourists enjoy scenery inside a cave in Guilin, south China's Guangxi Zhuang Autonomous Region, Aug. 12, 2026. In recent years, Guangxi has tapped the tourism potential of its caves, developing them into popular attractions while ensuring visitor safety. (Xinhua/Zhang Ailin)

Tourists rest in a cave in Guilin, south China's Guangxi Zhuang Autonomous Region, Aug. 12, 2026. In recent years, Guangxi has tapped the tourism potential of its caves, developing them into popular attractions while ensuring visitor safety. (Xinhua/Zhang Ailin)

Tourists visit a cave in Guilin, south China's Guangxi Zhuang Autonomous Region, Aug. 12, 2026. In recent years, Guangxi has tapped the tourism potential of its caves, developing them into popular attractions while ensuring visitor safety. (Xinhua/Zhang Ailin)

Tourists visit a cave in Guilin, south China's Guangxi Zhuang Autonomous Region, Aug. 12, 2026. In recent years, Guangxi has tapped the tourism potential of its caves, developing them into popular attractions while ensuring visitor safety. (Xinhua/Zhang Ailin)

Tourists visit a cave in Mashan County of Nanning, south China's Guangxi Zhuang Autonomous Region, July 25, 2026. In recent years, Guangxi has tapped the tourism potential of its caves, developing them into popular attractions while ensuring visitor safety. (Xinhua)

Tourists visit a cave in Chongzuo, south China's Guangxi Zhuang Autonomous Region, May 30, 2026. In recent years, Guangxi has tapped the tourism potential of its caves, developing them into popular attractions while ensuring visitor safety. (Xinhua/Cao Yiming)

Tourists rest in a cave in Guilin, south China's Guangxi Zhuang Autonomous Region, Aug. 12, 2026. In recent years, Guangxi has tapped the tourism potential of its caves, developing them into popular attractions while ensuring visitor safety. (Xinhua/Zhang Ailin)

Tourists visit a cave in Mashan County of Nanning, south China's Guangxi Zhuang Autonomous Region, July 25, 2026. In recent years, Guangxi has tapped the tourism potential of its caves, developing them into popular attractions while ensuring visitor safety. (Xinhua)