The book is based on the research work that has been carried out at FAUP since 2015 around Contemporary Documentary Photography on Portuguese Architecture, as well as a particular study on the different perceptions and representations of a set of architectural buildings designed by the architect Álvaro Siza that are photographed by several photographers.

The re-edition of the book, now published in two separate volumes in Portuguese and English, with a new graphic design and incorporating a second case study composed of two new photographic series and new texts.