Where was Slave Girl filmed?
1947 film by Charles Lamont
Slave Girl (1947) was filmed in Paria River and Coral Pink Sand Dunes State Park, 2 places named in its Wikipedia article's Production section, in the United States. 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 Production section
Wikipedia’s Production section names 2 places. Each links to the sentence that says so.

