The mysterious image is believed to show Edward Hyde, 3rd Earl of Clarendon, in a beautiful blue dress.

While it now takes more than a dime to open an account this historic Brooklyn bank still displays the opulence of the gilded age in which it was built.

Manhattan and the Bronx have been playing tug-of-war over this former island neighborhood for more than a century.

The flagship building of an early national restaurant chain is a superb example of terra cotta art.

New York's southernmost subway station is whimsically wavy.

A former seaside jewel built for the everyman is now simply a neglected art deco fortress.

Waterway populated with abandoned projects, including a submarine.

Once America's longest-manned military fort, now an abandoned hulk.

This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

This striking arch, one of the first architectural elements constructed in Prospect Park, was recently restored to its original glory.

This castle-like building in Manhattan helped destigmatize cancer in the 19th century.

This theater opened in 1998, but both the building and the puppeteers who perform there have a distinguished history.

This metal eagle one of the final remnants of a newspaper that wanted to keep Brooklyn to Brooklyn.

This city park was once a lookout point for George Washington’s army during the Battle of Brooklyn in 1776.

The ballpark in "Pigtown" where the Brooklyn Dodgers made their name was replaced with a huge apartment complex.

This miniature village stays behind in the Breuer Building, even as the museums around it come and go.

Because holiday cheer is at its finest when it includes eerie mannequins, right?

This neo-Gothic former auto showroom is one of the few remaining reminders of Brooklyn's "Automobile Row."

Constructed in the 1920s, this former pencil factory is now an office building.

The only surviving sidewalk clock in Brooklyn.

A self-made museum in Queens, New York continues to display the work of a sculptor known for paving his own way.

This outdoor gallery of sculptures along the East River was once a landfill.

A modern addition to the Greenpoint skyline.

Two community gardens under the elevated subway lines on a very busy commercial strip in Bushwick.