Where was À la conquête de l'air filmed?
1901 film by Ferdinand Zecca
À la conquête de l'air (1901) was filmed in Belleville, 1 place named in its French Wikipedia’s Production section, 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 French Wikipedia's Production section
French Wikipedia’s Production section names 1 place. Each links to the sentence that says so.
