Where was 2037 filmed?
2022 film directed by Mo Hong-jin
2037 (2022) was filmed in Paju, 1 place named in its Wikipedia article's Production section, in South Korea. 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 1 place. Each links to the sentence that says so.