The site of one of history's most indelible and horrific tragedies.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

Every year model trains zip through a miniature New York City that's now 150 landmarks strong.

The only home that Alexander Hamilton ever owned has a history almost as troubled as his own.

A once crucial portion of the Long Island railroad still lays abandoned, waiting to be turned into an urban park.

Con Edison’s exotic and heat-loving pests.

The boulder on which Alexander Hamilton laid his head as he died can still be visited on the New Jersey coast.

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

A dilapidated dock tells the story of Titanic's missed arrival.

Spiral-bound community recipes and antiquarian gems mingle at this small East Village shop.

Plot your trip through the city on the sidewalk.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

This 1,700-pound edible sculpture is way better than your average chocolate mousse.

Walk the same tracks that once ferried Gilded Age aristocrats to their vacation destinations.

Steam engines and conveyor belts are remnants of a genius system left in the middle of the Maine woods.

A strange, heartwarming, decades-old declaration of love on a New Hampshire roadside.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

Inside a state forest, the forgotten remains of a Cold War defensive installation.

An overgrown and abandoned tuberculosis ward resides in the midst of a quaint modern neighborhood.

This historic railway museum may have lost its passengers but not its love for trains.

The world's largest public collection of PEZ memorabilia.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.