Where was Wonderland filmed?
South Korean film directed by Kim Tae-yong
Wonderland (2024) was filmed in Jeonju and Paju, 2 places named in its Wikipedia article's Filming 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 Filming section
Wikipedia’s Filming section names 2 places. Each links to the sentence that says so.
Also shot in these places
ParasiteComedy film2019