Poneglyphs are blocks of stones that maintain unimaginable significance on the earth of One Piece. Introduced to the followers in the course of the Alabasta arc, these stones carry vital info that holds significance to the historical past of the One Piece world. There is a complete of three varieties of Poneglyphs. The most vital ones are the Historical Poneglyphs and there are a complete of 17 of these on the earth. These Poneglyphs reveal bits of the historical past of the world which was carved into the stones by these of the Kozuki. The second kind of Poneglyphs is called Instructional Poneglyphs. These normally inform the situation of different Poneglyphs that comprise bits of historical past.