Libo, a county in Qiannan Bouyei and Miao autonomous prefecture, in Southwest China's Guizhou province, is located at 25° north latitude. Libo Karst is a perfect example of South China Karst, a type of land formation that extends through Southwest China's Chongqing municipality, Guizhou province, Yunnan province and South China's Guangxi Zhuang autonomous region. The World Heritage Property of South …