Where was Fists in the Pocket filmed?
1965 film by Marco Bellocchio
Fists in the Pocket (1965) was filmed in Piacenza, Imola and Bobbio, 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.
Places per Wikipedia's article
The Wikipedia article names 3 places. Each links to the sentence that says so.

