Where was Tides of Passion filmed?
1956 film by Jean Stelli
Tides of Passion (1956) was filmed in La Rochelle and Le Vanneau-Irleau, 2 places named in its Wikipedia article, in France. 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.
Places per Wikipedia's article
The Wikipedia article names 2 places. Each links to the sentence that says so.
