New York brownstone houses - old townhouses in Lenox Hill, Upper East Side neighborhood in Manhattan. - Stock Photo & Image

New York brownstone houses - old townhouses in Lenox Hill, Upper East Side neighborhood in Manhattan.

New York City, United States - old residential architecture in Brooklyn Heights seen from public street.

New York City, United States - old residential building in Brooklyn Heights

New York City brownstones at historic Brooklyn Heights neighborhood

Fire escape stairway on brick building exterior

New York City brownstones at historic Brooklyn Heights neighborhood

Old Greenwich Village apartment buildings in New York City

Brownstones on the Upper East Side of Manhattan in New York City

Traditional houses in Brooklyn Heights, New York City

Brooklyn Heights residential area street view in New York City.

New York brownstone townhouses in Turtle Bay neighborhood in Midtown Manhattan.

Upper West Side brownstone - New York residential architecture.

NEW YORK, USA - JULY 3, 2013: People walk by New York brownstone townhouses in Turtle Bay neighborhood in Midtown Manhattan.

New York City, United States - old townhouses in Turtle Bay neighborhood in Midtown Manhattan.

NEW YORK, USA - JULY 5, 2013: Cars parked along street in Brooklyn Heights neighborhood of New York. Almost 19 million people live in New York City metropolitan area.

Upper West Side residential street in Manhattan, New York City.

New York City, United States - old townhouses in Turtle Bay neighborhood in Midtown Manhattan

New York brownstone townhouses in Turtle Bay neighborhood in Midtown Manhattan.

Baltimore, Maryland. Mt Vernon Historic District street view.