Beneath the mossy overgrowth covering this once-sprawling campus lies decades of history and the secrets that come with it.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

A ruined mansion hidden in the woods of the Hudson Valley, home of a tragically doomed romance.

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

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

What was once a trend-setting, phrase-coining icon of architectural splendor is now a rotting, forgotten hulk.

The former hotel where Tesla invented the radio.

Protecting the future of some of the rarest and most misunderstood mammals of North America.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

America's greatest forgotten garden and the former stomping grounds of Son of Sam.

Reclaimed by nature, the ruins of Doodletown, New York are remnants of a town consumed by a state park.

The famous author's cottage hideaway.

An unrealized dream to wirelessly electrify the entire Earth.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

The site of a tragic massacre that spawned a multimedia franchise.

This hidden library of physiological ephemera contains centuries worth of knowledge on the vim and viscera of the human body.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

One man's swirling six-acre monument of stone.

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

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

A dark, dank room in subterranean Manhattan was the site of a ghastly murder.

Nondescript elevator doors open to reveal a stunning, surreal world.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

A popular European tradition makes its way to the states on one of America's most famous bridges.