Site of the greatest known waterfall that ever existed.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Memorial built in 1922 in remembrance of WWI casualties.

This crumbling little graveyard was saved from the undergrowth by concerned veterans.

This quaint New Jersey graveyard is an eternal resting place for thousands of beloved pets.

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

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

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

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

This massive boulder is either a unique rock formation created by glacial melt or a magic energy vortex.

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

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

This seemingly unremarkable boulder is said to bear the hoofprint of the devil himself.

A modern ghost town whose inhabitants were driven away by the growth of nuclear power.

An abandoned subway tunnel that could have reinvigorated Staten Island still lies somewhere beneath this Brooklyn park.

A working monastery hidden away in Brooklyn once abutted the location of a former inebriate's home.

World Trade Center memorial likened to a woman's sexual organ.

A farm in New Jersey grew a most unusual crop for AT&T's testing purposes.

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

A historic grist mill and active sluice on the Black River.

North America's oldest quarantine facility was built in response to Philadelphia's 1793 yellow fever outbreak.

The haunting, dilapidated remains of a former poorhouse on Staten Island's Greenbelt.

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