Dangerous Liaisons filmed at Château de Guermantes, Lagny-sur-Marne. Château de Guermantes, now a conference centre closed to visitors, is where further interiors were filmed.
Probable Named in published production coverage; the coordinate is the place itself, checked against a gazetteer.
Planning the trip? The France travel atlas covers money, language and getting aroundand everything filmed in Lagny-sur-Marne is on one page
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