Where was Birdman of Alcatraz filmed?

1962 film by John Frankenheimer

Birdman of Alcatraz (1962) was filmed in San Francisco and San Francisco Bay, 2 places named in its French Wikipedia’s Production section, 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