Tourists explore a karst cave in Suiyang County, southwest China's Guizhou Province, May 17, 2023. As home to Shuanghe Cave, the longest cave in Asia, Suiyang County has been developing its tourism industry with abundant cave resources in recent year, aiming at meeting diversified demand of tourists. (Xinhua/Liu Xu)
Tourists explore a karst cave in Suiyang County, southwest China's Guizhou Province, May 17, 2023. As home to Shuanghe Cave, the longest cave in Asia, Suiyang County has been developing its tourism industry with abundant cave resources in recent year, aiming at meeting diversified demand of tourists. (Xinhua/Liu Xu)
Tourists explore a karst cave in Suiyang County, southwest China's Guizhou Province, May 17, 2023. As home to Shuanghe Cave, the longest cave in Asia, Suiyang County has been developing its tourism industry with abundant cave resources in recent year, aiming at meeting diversified demand of tourists. (Xinhua/Liu Xu)
Tourists explore a karst cave in Suiyang County, southwest China's Guizhou Province, May 17, 2023. As home to Shuanghe Cave, the longest cave in Asia, Suiyang County has been developing its tourism industry with abundant cave resources in recent year, aiming at meeting diversified demand of tourists. (Xinhua/Liu Xu)