Where was El Trueno entre las hojas filmed?

1958 Argentine-Paraguayan drama film

El Trueno entre las hojas (1958) was filmed in Asunción, 1 place named in its Spanish Wikipedia’s article, in Paraguay. Wikidata itself records the shoot only as Paraguay. Each place says where its claim comes from.

See them on the map → Wikipedia Source data

Places per Spanish Wikipedia's article

Spanish Wikipedia’s article names 1 place. Each links to the sentence that says so.

Recorded only at country level

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