[3] In the 18th century the palace was partly demolished under the rule of Leopold, Duke of Lorraine in preparation of greater projects he intended, but never completed.

After the House of Habsburg had ceded Lorraine to French control in exchange for Tuscany, the new duke Stanisław Leszczyński resided in Lunéville.

On the ground floor, there is an open-vaulted gallery overlooking the garden, while a portal marks the Grande Rue entrance.

Also built in Gothic style, its décor suggests that it is one of the earliest examples of work from the Renaissance period in nowaday's eastern France.

[5] The museum's collections include artefacts from the Gallo-Roman and Merovingian civilisations of the east of France, religious and funeral sculptures and stained-glass windows from the Medieval period, as well as armaments from the 14th and 15th centuries.