The Pixar movie Luca is set in the fictional town of Portorosso, which is located on the Italian Riviera. Although Portorosso itself is not a real place, it is inspired by and modeled after several real small towns along Italy's Ligurian coast, particularly the villages of the Cinque Terre region such as Monterosso and Porto Venere. The setting reflects the picturesque, sun-soaked coastline of Liguria in the 1950s, capturing the charm and culture of this area with its colorful seaside villages, local cuisine, and traditional lifestyle

. Director Enrico Casarosa, who is from Genoa (the capital of Liguria), based the film's setting on his own childhood experiences along this coast, blending elements from multiple towns to create the fictional Portorosso

. The film portrays a nostalgic and authentic atmosphere of the Italian Riviera before it became a major tourist destination

. In summary, Luca is set in a fictional Ligurian coastal town called Portorosso, inspired by real towns in the Cinque Terre area on the Italian Riviera