《徐霞客游记·滇游日记十四》
洞北有道路往西越过岭，这是去白崖的路；洞南有山坞往南越过山脊，这是去迷渡的路。
洞北有路西过岭，此白崖道；洞南有坞南过脊，此灭渡道。
In the north of the cave is a path that goes west over the ridges; this is the road to Baiya. In the south of the cave is a mountain canyon that goes south over the ridges; this is the road to Midu.