Where was Algol filmed?

1920 film by Hans Werckmeister

Algol (1920) was filmed in Potsdam, Sanssouci Palace and Orangery Palace, 3 places named in its Wikipedia article, in Germany. 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