The book is a manual for insiders or those facing this science which is town planning, to draw up a Historical Center Plan;
It is also a guide for those who are going to or want to visit the "labyrinthine" Erice (TP), as with color photographs and text, describes all the architectural and monumental emergencies, even those appropriate over the years and from church, for example, transformed into a dwelling or something else;
For each buyer, both of the Paper Copy and the eBook, it is granted free, the possibility to download online, from a Cloud, the entire Erice Recovery Plan that the Author has designed some years ago, and is formed from 107 Tables in pdf A0, for a surface of just 24 Hectares, 5 full-bodied Reports always in pdf, and that already form each one an essay, and moreover, plans, opportune, georeferenced.