Landscapes & nature
Demanda mountain range
Mountain range of Iberian System
Wikipedia names Demanda mountain range as where 1 film or series was filmed; its page links to the sentence that says so. Wikidata records no shoot here yet.

Filmed here, per Wikipedia
Wikipedia says these were filmed in Demanda mountain range. Each title’s page links to the sentence that says so.
The Good, the Bad and the UglyWar film1966
Filming locations nearby
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Towns & cities
Duruelo de la Sierra
Spain · 24 km south-east
Municipality of Spain
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Towns & cities
Carazo
Spain · 25 km south-west
Municipality in the province of Burgos, Spain
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Towns & cities
Hortigüela
Spain · 25 km west
Human settlement in Burgos Province, Castile and León, Spain
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Studios & sets
Cementerio de Sad Hill
Spain · 27 km south-west
Cinematographic tourism location, Spain
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Towns & cities
Covaleda
Spain · 28 km south-east
Municipality of Spain
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Towns & cities
Santo Domingo de Silos
Spain · 30 km south-west
Municipality in Burgos Province, Castile and León, Spain