Where was The Last of the Fast Guns filmed?

1958 film by George Sherman

The Last of the Fast Guns (1958) was filmed in Cuernavaca, Taxco de Alarcón, Tepoztlán and Universal City, 4 places named in its Italian Wikipedia’s Produzione section, in the United States, Mexico. 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