《徐霞客游记·滇游日记二十三》
又往东下到警底，溯小水往北进，只见西崖环转变化，石壁陡峭，如云霞倒塌，屏障下压，形势更加奇异。
复东下箐底，溯细统北入，则西崖转嘴削骨，霞崩嶂压，其势弥异。
Then, we continued eastward to the bottom of Jingkou and headed northward along a small river. We saw the west cliff circling and changing. The stone walls were steep like collapsed clouds and curtain screens that were pressing down, which made the scene even more bizarre.