Where was Atlantis, the Lost Continent filmed?

1961 film by George Pal

Atlantis, the Lost Continent (1961) was filmed in Culver City and Santa Catalina Island, 2 places named in its Wikipedia article, 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.

See them on the map → Wikipedia Source data