One can actually wonder, seeing some "artifacts" - at least Mr. Osmanagic would probably call them that - that I found in Saint-André de Rosans in the region Hautes-Alpes. I went there to look closer at the stone balls (en), and was quite surprised to encounter, in the same sandstone layers that contain the balls, some phenomena indisputably similar to those Mr. Osmanagic uses in Bosnia to back his hypothesis.
First it is, on the surface of the Serre d’Autruy plateau, the presence of a (...)