He suffered the damage of a siege and a sack in 1536. Filippo di Agliè, minister of Maria Cristina, the regent Madama Reale, took care of the reconstruction, until it was again devastated by French soldiers.
In 1764 it passed to the House of Savoy and was given in prerogative to the Duke of Chiablese who improved it and enlarged on designs by the architect Birago di Borgaro. He then passed to the dukes of Genoa, of which he was the favorite residence. It is said that all the principles of the Savoy-Genoa House still alive were born there. Currently it is owned by the State, under the care of the Superintendency of monuments for Piedmont. It is a terracotta construction not raised from the floor on which the village stands, but emerging at the bottom of it.
Over the centuries, the park has taken on many aspects that only partially can be found in its present form. The current plant is the result of two different phases: the first of the eighteenth century which dates back to the exedra of the fountain with sculptural groups representing the Ogre, Malone and Dora. The second nineteenth-century connoted by an "English" park setting. The garden, partly hanging, preserves in the western area the castellamontiana Italian style, composed of paths and flowerbeds with hedges.
Castle opening: from January to December.
Park opening: from May to October.
Hours from Tuesday to Sunday 8.30-19.30. Last entry at 6.30pm.