Where was The Train Robbers filmed?

1973 film by Burt Kennedy

The Train Robbers (1973) was filmed in Victoria de Durango, Sombrerete and Sierra de Órganos National Park, 3 places named in its Wikipedia article, in Mexico. Wikidata itself records the shoot only as Mexico. 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 3 places. Each links to the sentence that says so.

Recorded only at country level

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

Filming locations that are mapped there: Mexico

Also shot in these places