The exhibition is made possible by Bank of America.

Additional support is provided by the Marguerite and Frank A. Cosgrove Jr. Fund.

The exhibition was organized by the National Gallery, London, and the Museum of Fine Arts, Boston, in association with The Metropolitan Museum of Art, New York.

It is supported by an indemnity from the Federal Council on the Arts and the Humanities.

Photo: Eiffel Tower under construction for the 1889 Paris Exposition Universelle, 1888. © Bettman/Corbis.