Where was Come September filmed?

1961 film by Robert Mulligan

Come September (1961) was filmed in Rome, Milan, Castel Gandolfo, Portofino, Santa Margherita Ligure, Ostia and 2 more places, 8 places named in its Wikipedia article, in Italy. Wikidata records no filming location for it at all, so the article is the only recorded source. Each place says where its claim comes from.

See them on the map → Wikipedia Source data