Each of the 25 books of Fresk25 is approximately 250 pages long. You can read any book in any place of the frescoe. Every book needs the 24 others to be perfectly understood.
The overall experience of reading the 8.000 pages of Fresk25 is similar to Ulysse odyssey's, James Joyce version, Lord of the Rings masterpiece or Dune.
Fresk25, more than a book, is an experience of extreme semiotic impacts on human mind.