The remains of a century-old mansion that met a fiery demise years after it was deserted.

World War II bunker still standing on the New Jersey beach.

This disastrous New Jersey safari park saw animal attacks, escapes, and disease before being abandoned.

This Great Depression-era creation was once known as the strangest house in the world.

These mystical miniature houses bring a touch of magic to the New Jersey woods.

Step inside Lucy, the world's largest "elephant."

A recently abandoned psych ward at the end of Sanatorium Road.

One of the world's largest model railroads is a mind-boggling achievement.

In the woods of New Jersey lie the ruins of a munitions village abandoned after World War I and the remnants of a 1920s wooden racetrack.

A storefront museum in Asbury Park honoring the Jersey Shore’s deep history of mystery—including the Jersey Devil.

Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.

A mysterious, abandoned building rotting on the Brooklyn waterfront.

This interactive gallery makes you feel like you've stepped into a fantasy world filled with whimsical monsters.

This small, hidden cove is home to abandoned boats.

This abandoned seaside fortress is now simply an imposing ruin being taken back by nature.

Visit the site of a subway powered by nothing more than air--and lots of it.

Hordes of precariously balanced stone figures crowd the shores of the Hudson River.

The famous author's cottage hideaway.

Long the exclusive domain of birds and vagabonds, this little-known Central Park peninsula is open to the public once more.

A geological bull's-eye visible from outer space.

The residents of this ominous-sounding street in Pennsylvania liked its name so much they fought to keep it.

An enormous, inside-out glass globe built in 1935.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

The hidden "ballroom" under a mansion lake was built by a criminal who ate a cyanide pill during his trial.