History of the Palace of Versailles but was never finished due to the king's death. Significant among Louis XV's contributions to Versailles were the "petit appartement du roi"; the "appartements de Mesdames", the "appartement du dauphin", the "appartement de la dauphine" on the ground floor; and the two private apartments of Louis XV – "petit appartement du roi au deuxième étage" (later transformed into the "appartement de Madame du Barry") and the "petit appartement du roi au troisième étage" – on the second and third floors of the palace. The crowning achievements of Louis XV's reign were the construction of the Opéra and the Petit Trianon.
Petit Luxembourg XVIII of France) and his wife. Under Napoleon, the Conseil d'État (Council of State) was seated at the Petit Luxembourg from 25 December 1799. Since 1958, the Petit Luxembourg has been the official residence of the president of the French Senate. Notes Sources Petit Luxembourg The Petit Luxembourg ("Little Luxembourg") is a French "hôtel particulier", currently the residence of the president of the French Senate. It is located at 17–17 bis, rue de Vaugirard, just west of the Luxembourg Palace, which currently serves as the seat of the Senate, in the 6th arrondissement of Paris. Originally built around 1550 to