Where was Treasure Island (1934) filmed?

1934 film directed by Victor Fleming

Treasure Island (1934) was filmed in Oakland, Alameda, Santa Catalina Island and Big Sur, 4 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