They don't usually put the dungeon amenity in the listing.
From Top Real Estate Deals,
The Régence or French Regency period marked the years from 1715 and 1723 when King Louis XV was considered too young to govern and the country was run by his uncle, Philippe d'Orléans. The period is known for its Classical Revival style (borrowing elements from Greek and Roman architecture) and Roccoco (playful and delicate, featuring curves and natural patterns) styles.
One of the most remarkable buildings from the period is the Château du Maraisent, located 36 kilometers west of Paris in the town of Le Val-Saint-Germain. Known as “Petit Versailles” (Small Versailles) the striking property, which is also a national historic monument, was designed by Jean Benoît Vincent Barré, one of the most important architects of the 18th century.
Long owned by French aristocrats, including the Noailles, Castellante, Talleyrand-Périgord dynasties and, most recently, the Pourtalès and Frotier de Bagneux families, the property has been sold to Czech energy billionaire Daniel Křetínský (who also owns the AC Sparta Prague football club) for an undisclosed sum. The original asking price was 52 million euros....
....MUCH MORE
Of course Scotland is still the place for bargain-minded castle buyers.
Related:
"Luxury Real Estate in Paris Offers Good Value, Growing Returns"
If You Do Have To Quarantine In France, May We Suggest A Château...
....once owned by Madame de Pompadour?