The sound mirrors are passive devices used to reflect and concentrate the acoustic waves: they are widespread along the South and East coasts of England. They consist of concrete parabolas with a diameter of a few meters. In the twenties of the last century, their use combined with microphones, allowed to intercept planes directed towards the coast, discovering in advance any possible attacks. The need to be positioned near the coasts mainly in raised areas, the strong materiality of the concrete and their huge dimensions make them spectacular and extremely fascinating structures, able to dominate the entire surrounding landscape.

The photographic project consists of the cataloging of the last thirteen mirrors still existing in England; the project wants to bring these structures to attention as a precious historical-cultural heritage, reconciling them with the dignity and value they deserve...