The abandoned grounds and derelict greenhouses of this once-magnificent Edwardian estate are now a nature preserve open for exploration.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

The abandoned bathhouse is all that remains of the hot springs considered Florida's original tourist attraction.

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.

An iconic steel and chrome diner from the 1940s left empty for nearly 20 years is in danger of being demolished.

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

An eerie, decaying ghost town destined to fade into the forest.

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

The ruins of an abandoned 18th-century town that is slowly being reclaimed by the forest.

A forsaken wonder in the middle of the East Side neighborhood.

The overgrown remains of an old rail bridge rise above the valley like ancient Greek ruins.

This abandoned bridge to nowhere stands secluded in the woods of a Cleveland suburb.

Ruins of a historic medical facility sits eerily by the water.

An enormous overgrown greenhouse teeming with graffiti and wildlife.

The NBA player's elaborate former home is now a ghost of its old glory.

Rhode Island's tallest building bears a resemblance to the "Daily Planet" building and has been empty for more than five years.

This public space is speckled with the eerie remnants of a defunct amusement park.

A miniature village lies nearly forgotten in the forest by the side of a major highway.

One of the few surviving examples of the first lock and dam system built on the Ohio River.

This abandoned neighborhood is now a park filled with beautiful trees, wildflowers, and hints of its past.

An abandoned tuberculosis hospital moulders on into an uncertain future.

This abandoned Victorian-style house was built in 1884.