Relations with Semir Osmanagic having recently reached somewhat of a nadir, Professor Debertolis is now finding himself rather marginalized over the Bosnian "pyramids" affair. So, accompanied by the SBRG, Debertolis is now forging ahead with his "archaeo-acoustics" research, his purpose apparently being to prove that various "sacred" sites across Europe are linked by the generation of ultrasound or infrasound at certain frequencies that might possibly have some "spiritual" effect or (...)