Once the world's largest reinforced concrete structure, this abandoned bridge now beckons urban explorers.

The tragic reality of a town riddled with rumors of haunts, chemical spills, and serial killers.

This lovely university observatory continues to sit abandoned since its potential savior was sent to jail for fraud.

The angel of death appears to weep black tears at this grave marker.

A tradition unlike any other, this marks the site of the annual Groundhog's Day tradition.

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

An unrealized dream to wirelessly electrify the entire Earth.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

An enormous overgrown greenhouse teeming with graffiti and wildlife.

A whimsical monument deep in this park commemorates the groups that helped build it.

If it feels like a speakeasy, that’s because it probably was one.

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

One man's lifelong obsession with death.

The creek where a shark wreaked terror upon New Jersey, and served as the inspiration for "Jaws."

This Boy Scout retreat acted as "Friday the 13th"'s original Camp Crystal Lake.

Step into Monet's world at this fine-dining restaurant in the middle of a New Jersey sculpture park.

Along the Palisades skyline are the ruins of a large mansion built in 1911 and demolished in the 1930s.

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

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

This tiny New Jersey village has lived many lives but seems determined to remain a ghost town.

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 unique sculpture park that specializes in the huge and bizarre.

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

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