A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2018; you can also visit the original URL.
The file type is
Artificial cavities are tangible signs of past generations' actions: a legacy that holds unique features because every wall, every vault, every recess obtained by material removing is an original and not repeatable piece. The study of these underground spaces requires a specific approach aimed at the recognition of their constructive singularities and should follow rigorous measurement procedures. In this sense, two activities, the one related to the Grotto of Saints in Enna, a space carvedfatcat:7onmwebf2ngltljiydpiueudmm