Where was SKY Castle filmed?

2018-2019 South Korean television series

SKY Castle (2018–) was filmed in Yongin, 1 place 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.

See them on the map → Wikipedia Source data

Places per Wikipedia's Filming section

Wikipedia’s Filming section names 1 place. Each links to the sentence that says so.