Where was Squadron of Flying Hussars filmed?

1981 film by Stanislav Rostotsky and Nikita Khubov

Squadron of Flying Hussars (1981) was filmed in Istra and Vasilievskoe, 2 places named in its Russian Wikipedia’s article, in Russia. 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 Russian Wikipedia's article

Russian Wikipedia’s article names 2 places. Each links to the sentence that says so.