Landscapes & nature
River Fal
River in Cornwall, UK
Wikipedia names River Fal 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 River Fal. Each title’s page links to the sentence that says so.
Treasure IslandFamily film1950
Filming locations nearby
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Towns & cities
St Michael Penkevil
England · 4 km north-east
Village in Cornwall, England, UK
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Towns & cities
St Mawes
England · 6 km south
Village in Cornwall, United Kingdom
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Castles & palaces
St Mawes Castle
England · 6 km south
Castle in Cornwall built in the 16th century
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Towns & cities
Truro
England · 6 km north
City in Cornwall, United Kingdom
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Landscapes & nature
Carrick Roads
England · 6 km south
Estuary in Cornwall, England, UK
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Towns & cities
Falmouth
England · 7 km south
Town and port on the River Fal in Cornwall, England, UK