sentences:  The department gradually acquired each property after 1913, Restoration works were undertaken in 1923 and continued without interruption until the Second World War.After a new programme of restoration between 1997 and 2001, the château opened to visitors on 6 July 2001 with a "son-et-lumiere" entitled "The Imaginaries of Loire" which attracted about 35,000 visitors a year.In June 2015, the Maine and Loire council entrusted the keys of the Château de Montsoreau to the French collector of contemporary art, Philippe Méaille, to create a museum of contemporary art.