The home of one of America's most wealthy industrialists is now a historic site that remembers a more decadent time in the country's history.

The real-life site of Ichabod Crane's infamous gourd attack.

A collection of haunted artifacts chronicles the career of the world's most famous paranormal investigators.

This enormous abandoned factory is now a makeshift graffiti gallery.

Forgotten under the construction of a new urban roadway is a small, abandoned part of town.

The first commercial nuclear power plant constructed on Long Island.

Enchanting gardens surround a derelict mansion, all hidden in plain sight behind a stone wall.

Unlock the secrets of the conjuring arts.

Nikola Tesla's former home contains an homage hidden from plain sight.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

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

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

A semi-scholarly approach to sex.

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

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

Buildings that dynamite couldn't bring down were abandoned because of bathroom issues.

The ruined remains of a coal mining ghost town are hidden within the woods.

North America's oldest quarantine facility was built in response to Philadelphia's 1793 yellow fever outbreak.

An ideal wedding spot that is almost too ideal.

Locals call this magical moss-covered walkway the "Emerald Path."

These lush botanical gardens employ the most purrfect pest control force.

This secluded walking trail is a hidden gem of a Pittsburgh park.

A daily replay of the experiment that proved the rotation of the Earth.