(See also Art & Architecture)

Art Institute of Chicago 

Centre Pompidou - Musée national d'art moderne

The Getty Museum and Villa

The Soloman R. Guggenheim Museum

The Hermitage, St. Petersburg, Russia

The Huntington Library, Art Collections and Botanical Gardens

The Louvre

Metropolitan Museum of Art 

The Morgan Library & Museum

Museo Nacional del Prado, Madrid

Museum of Fine Arts, Boston 

Museum of Modern Art

Museums of Florence - A network of museums in Florence (including the Uffizi) housing works of art from most of the collections of the Signori who ruled Florence (the Medici and the Lorraine families), as well as some works originally belonging to ecclesiastical bodies that fell into the hands of the State.

The National Gallery, London

The National Gallery of Art, Washington, D.C. 

New York Public Library

Rijksmuseum, Amsterdam

Rome Museums and Monuments

Staatliche Museen zu Berlin (State Museum of Berlin)