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

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

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

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

Decades after testing the polio vaccine on unwitting patients, this historic mental hospital sits in ruin.

This mouldering abandoned mental hospital was once a center for progressive healing.

An abandoned asylum once on the cutting edge of lobotomies may be reborn as a Christian college.

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

Once in a state of dilapidation, this candy-inspired fortress is now being revived.

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

Little Red Lighthouse under the George Washington Bridge.

These World War I shooting range tunnels are now haunted halls of underground graffiti accessed through the roots of a tree.

A World War II-era submarine is stuck in the mud in New Jersey.

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

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

The only remaining piece of hull of the most decorated US ship of WWII is this giant name plate.