Where was The Dog in the Manger filmed?

1996 film by Pilar Miró

The Dog in the Manger (1996) was filmed in Sintra National Palace, Palace of Queluz and Palace of the Marquises of Fronteira, 3 places named in its Wikipedia article's Production section, in Portugal. 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

Places per Wikipedia's Production section

Wikipedia’s Production section names 3 places. Each links to the sentence that says so.