Castles & palaces
Piccolomini Castle
Castle in Balsorano, Italy
Wikipedia names Piccolomini Castle as where 2 films and series were filmed; each title’s page links to the sentence that says so. Wikidata records no shoot here yet.

Filmed here, per Wikipedia
Wikipedia says these were filmed in Piccolomini Castle. Each title’s page links to the sentence that says so.
Filming locations nearby
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Towns & cities
Balsorano
Italy · 2 km north-west
Italian comune
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Towns & cities Casamari Abbey
Italy · 16 km south-west
Church building in Veroli, Italy
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Towns & cities
Veroli
Italy · 18 km south-west
Italian comune
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Towns & cities Gioia dei Marsi
Italy · 20 km north-east
Italian comune
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Landscapes & nature
Monti Simbruini
Italy · 23 km north-west
Protected area in the European Union defined by the habitats directive in Italy
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Landscapes & nature
Fucine Lake
Italy · 24 km north
Former Italian lake