The film is about Italy (Welles's third wife, Paola Mori was of Italian nationality) where the filmmaker lived and worked intermittently for about 20 years (roughly 1947-1969).
This movie is set in Italy (Welles's third wife, Paola Mori held Italian nationality), a place that played an important role in the director's life, where he spent about 20 years, roughly between 1947 and 1969.