The boulder on which Alexander Hamilton laid his head after a deadly duel can still be visited on the New Jersey coast.

Edison's cast-in-place concrete houses were a failure, but way ahead of their time.

The remains of an old sawmill, gristmill and the surrounding industry dating back to the 18th century.

The rusting remains are visible sticking out of the waters of the Delaware Bay.

The only thing better than tubing down New Jersey's scenic Delaware River is doing so while eating a hot dog from a giant floating stand.

This tiny structure was built by the creator of the Brooklyn Bridge.

Tucked behind New Jersey's abandoned Gingerbread Castle lie the eerie ruins of a once-flourishing paper mill.

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

The final resting place of one of the United States's greatest poets.

Several times a year, during low tide, two pairs of historic train tracks are revealed on this New Jersey beach.

Hidden deep within New Jersey Pine Barrens is a massive graffiti wonderland.

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

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

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

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

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

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

The remains of a 19th century spring, and the site of an infamous unsolved murder.

Whimsical artist house in the New Jersey woods.

The site of one of history's most indelible and horrific tragedies.

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.

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.

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