Where was Operazione vacanze filmed?
2012 film by Claudio Fragasso
Operazione vacanze (2012) was filmed in Policoro and Scanzano Jonico, 2 places named in its Italian Wikipedia’s Produzione section, 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 Italian Wikipedia's Produzione section
Italian Wikipedia’s Produzione section names 2 places. Each links to the sentence that says so.

