So what of the 80 spheres that are now 20? Osmanagic claims that many were stolen and put in peoples backyards, or destroyed because of the rumor that gold was inside each. But, the sedimentation on the spheres hint at the age which leads him to his theory of an ancient civilization.
“[It’s proof] that southern Europe, Balkan and Bosnia in particular, were home for advanced civilizations from distant past and we have no written records about them,” he said.
The other side of the argument comes from a number of critics, including Mandy Edwards of the University of Manchester’s School of Earth, Atmospheric and Environmental Sciences stating to MailOnline that the rock is likely not man-made but formed by “precipitation of natural mineral cement within the spaces between sediment grains.”
While the science is still out on the rocks, the argument continues from both sides as to what they are.