Don't really know what to make of this story but this video below is the only vid I've ever seen of Crespi live. Back when documentaries were more genuine in my books.
If you can spare the Data Tbird, this 4 minute+ vid may be worth it. From the 70's by the feel of it.
Bosnian pyramids don't excite me much. Klaus Dona, who I respect, tells of ground penetrating satellite readings which show large rooms - natural or unnatural? - and he is on the yes it is side. Don't know if he's right on this one but doesn't matter - perhaps time will tell as with the pregnant woman stone...