by Mehdi Hadi, Ferdowsi University of Mashhad, Iran, Mashhad, Iran (Islamic Republic of)
Khalednabi cemetery is located northeastern Iran, Golestan province near the border with Turkmenistan. it seem that the headstones are made of Aitamir Fm (Albian-Cenomanian) . Also, Scientists say this bizarre cemetery is around 1,400 years old.
Mehdi Hadi (distributed via imaggeo.egu.eu)