Towns & cities
Bolsena
Italian comune
Wikipedia names Bolsena as where 1 film or series was filmed; its page links to the sentence that says so. Wikidata records no shoot here yet.
1 place inside Bolsena has a page of its own: listed below. Everything shot at it is already named above, recorded against Bolsena as well.

Filmed here, per Wikipedia
Wikipedia says these were filmed in Bolsena. Each title’s page links to the sentence that says so.
Caliber 9Thriller film1972
Filming locations inside Bolsena
1 place inside Bolsena, with a page of its own. Every production shot at it is already listed above, because Wikidata records it against Bolsena too.
Filming locations nearby
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Towns & cities
Convento di Santa Maria del Giglio
Italy · under 1 km
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Landscapes & nature lake Bolsena
Italy · 7 km south-west
Crater lake in Italy
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Towns & cities
Castel Giorgio
Italy · 7 km north
Town in the region Umbria, in Italy
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Towns & cities
San Lorenzo Nuovo
Italy · 8 km north-west
Italian comune
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Towns & cities Bagnoregio
Italy · 9 km east
Italian comune
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Landscapes & nature Isola Bisentina
Italy · 10 km south-west
Island in Lake Bolsena, Italy