Instituted in the early 1900s;the Museum presents and recalls the history of the Bolognini Family and of the Sant'Angelo Lodigiano Castle.It exhibits furniture;paintings and objects that testify to the passion of this family for collecting began in the late '600.
From the important original collections;a first part was given in 1865 to the City of Milan to form the primitive core of the "Civic Art Collections of the Castello Sforzesco".In 1933;with the establishment of the Foundation Morando Bolognini;furniture and furnishings in the Castle would become the "Museum Morando Bolognini" in Sant'Angelo Lodi.Then;in 1945;the remainder of the collection of art;together with the Morando Bolognini palace in Via Sant'Andrea in Milan;was donated to the City of Milan;where it is currently exhibited as a "Museum of Milan".
Among the 24 rooms lavishly furnished in the style of "House-Museum;are of particular interest the Library;which houses about 2000 volumes e weapons room;consisting of around 500 pieces of various ages and proveniences.Worthy of note are the Throne Room;the Hall of Ancestors;a Chapel;a Hall of Mirrors and the Dining rooms.