Ancien immeuble résidentiel à Fenway, à Boston, Massachusetts . - Photo & image de stock

Old residential building in Fenway, in Boston, Massachusetts.

Brick apartment buildings in Washington, DC.

Flowers and Claverly Hall, at Harvard University, in Cambridge, Massachusetts.

Claverly Hall, at Harvard University, in Cambridge, Massachusetts.

Houses near Dupont Circle, in Washington, DC.

Old residential building in Fenway, in Boston, Massachusetts.

NEW YORK - JUNE 16, 2016: Cooper Hewitt Smithsonian Design Museum located in the Upper East Side's Museum Mile in Manhattan, New York City.

Prescott Hall, at Harvard University, in Cambridge, Massachusetts.

The Museum of Comparative Zoology, at Harvard University, in Cambridge, Massachusetts.

Stairs and houses in Spring Garden, Philadelphia, Pennsylvania.

Trees on the Commonwealth Avenue Mall and buildings in Back Bay, Boston, Massachusetts.

The Belvidere, in Baltimore, Maryland.

Buildings on Clark Street in Brooklyn Heights, New York.

Beautiful stone building in Mount Vernon, Baltimore, Maryland.

Historic brick buildings in Back Bay, Boston, Massachusetts.

Historic buildings in Beacon Hill, Boston, Massachusetts.