Released on the 2007 album City Reading: Tre Storie Western, Il Primo Giorno is a defining track by the French electronic duo Air. The song exemplifies their signature blend of ethereal vocals, lush synthesizers, and a dreamy, cinematic atmosphere that characterizes their work. As part of a trilogy of tracks sharing the same title structure, it serves as a narrative introduction within the album's conceptual framework. The recording showcases the duo's mastery of creating immersive soundscapes that evoke a sense of nostalgia and emotional depth, solidifying their reputation as pioneers of the downtempo and electronic pop genres. Its enduring appeal lies in its ability to transport listeners into a serene, otherworldly space without relying on traditional lyrical structures.