Where was Two Crosses at Danger Pass filmed?

1967 film by Rafael Romero Marchent

Two Crosses at Danger Pass (1967) was filmed in Colmenar Viejo, Manzanares el Real and Hoyo de Manzanares, 3 places named in its German Wikipedia’s Bemerkungen section, in Spain. 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