Where was The Profession of Arms filmed?

2001 Italian film directed by Ermanno Olmi

The Profession of Arms (2001) was filmed in Mantua, Ferrara, Soncino, Torre Pallavicina and Palazzo Barbò, 5 places named in its Wikipedia article, in Italy. Wikidata itself records the shoot only as Bulgaria. Each place says where its claim comes from.

See them on the map → Wikipedia Source data

Places per Wikipedia's article

The Wikipedia article names 5 places. Each links to the sentence that says so.

Recorded only at country level

Also filmed in Bulgaria, but the exact places are not known, so they are not on the map.

Filming locations that are mapped there: Bulgaria

Also shot in these places