Whale bones, scrimshaw, and sperm oil make up just a part of this comprehensive collection of whaling history.

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.

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

This Queens hospital has stood abandoned for almost 20 years after its patients were secretly relocated in the dead of night.

Built as a home for the Union Porcelain magnate in 1867, now the Greenpoint Reformed Church and home to a ceramic mystery.

Where Greenpoint's first European settler—and troublemaker—made his home.

Once a flowing stream and where the USS Monitor, the world's first ironclad, was built and launched.

A modern zoetrope on the New York City subway.

Where the Monitor was launched and ushered in the age of the "ironclads."

If you were standing here on October 5th, 1950, you'd be dead.

Nature and beauty amidst pollution and industrial wreckage.

Piano-making empire filled with 200-year-old steam machines still churning out 1,000 instruments a year.

A decommissioned military complex that's now a modern industrial park.

Final resting place of Typhoid Mary.

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

One of the deadliest American air disasters is nearly forgotten in Brooklyn.

Now the site of a high school, this was almost the location of the largest cathedral in the US.

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.

A modern addition to the Greenpoint skyline.

One Brooklyn man's collection of life-size fiberglass statues has taken over his entire yard.

The only surviving sidewalk clock in Brooklyn.

A hidden architectural treasure in New York's Brooklyn.

The former estate of the Guggenheims, part of the opulent Gold Coast that inspired the Great Gatsby.

Waterway populated with abandoned projects, including a submarine.