《徐霞客游记·粤西游日记十二》
望见路东有个岩洞向西，拨开荆棘去探洞，洞不深可洞口很奇特。
望路东有岩西向，拨棘探之，岩不深而门异。
I saw a cave to the west on the east side of the road. I pushed aside the thorns and went to explore the cave. The cave was not deep, but the entrance was very peculiar.