Where was The Desert of the Tartars filmed?

1976 film directed by Valerio Zurlini

The Desert of the Tartars (1976) was filmed in Brixen, Bam, Klausen, Monte Porzio Catone, Bam Citadel, Cinecittà and 2 more places, 8 places named in its Wikipedia article, in Italy, Iran. 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