Castles & palaces
Fort de Balaguier
La Seyne-sur-Mer, France
Wikipedia names Fort de Balaguier 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 Fort de Balaguier. Each title’s page links to the sentence that says so.
Filming locations nearby
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Towns & cities
Saint-Mandrier-sur-Mer
France · 2 km south-east
Commune in Var, France
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Landscapes & nature
Toulon Arsenal
France · 3 km north
Naval base in Toulon, France
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Towns & cities La Seyne-sur-Mer
France · 3 km west
Commune in Var, France
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Towns & cities
Toulon
France · 4 km north-east
Commune of France
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Towns & cities
La Valette-du-Var
France · 8 km north-east
Commune in Var, France
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Towns & cities
Le Pradet
France · 9 km east
Commune in Var, France