Where was La porta del cielo filmed?

1945 film by Vittorio De Sica

La porta del cielo (1945) was filmed in Rome, Basilica of Saint Paul outside the Walls and Roma Trastevere railway station, 3 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