Bosnian pyramids: Hills or man made pyramids?

Viso?ica overlooking Visoko, photo taken in 1973. Pyramid or Hill? Wikipedia image.
Scientific investigations of the site show that the so-called pyramids are natural formations and that there are no signs of human building involved.[2][3][4] Additionally, scientists have criticised the Bosnian authorities for supporting the pyramid claim saying, “This scheme is a cruel hoax on an unsuspecting public and has no place in the world of genuine science.” ~ Bosnian Pyramids[5]