Listening to Transparency was a group exhibition of Sound Art themed with “transparency.”Focusing on spatialization design and using any kind of transparent materials. It was one of the main activities of Festical Croisements 2017. The idea of the design is based on circular waves representing sound sources. The waves are of various angles and curvatures. They take on a transparent look, representing the transparent material used by the art pieces, as well as the transient and untouchable sound.