One Brooklyn man's collection of life-size fiberglass statues has taken over his entire yard.

This Dutch Colonial home is the oldest remaining farmhouse in Manhattan.

The highest point on the island known for buildings that touch the sky.

One of only two remaining Victorian-era greenhouses in New York.

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.

A once crucial portion of the Long Island railroad still lays abandoned, waiting to be turned into an urban park.

Built hundreds of years ago this downtown iron barrier once protected a much despised king.

Holding the most bodies of any cemetery in the United States.

Thriving meadows span a rooftop in one of Brooklyn's most heavily industrialized neighborhoods.

Little Red Lighthouse under the George Washington Bridge.

A curious friendship between two inanimate ladies.

Walk into the 19th century without leaving Brooklyn.

An odd, ancient window that may have once been part of a brutal prison is embedded in the side of New York's Police Plaza.

An annual extravaganza of Broadway theater memorabilia.

This abandoned seaside fortress is now simply an imposing ruin being taken back by nature.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

The name of this tiny pocket park tucked between two buildings on Manhattan's Upper West Side is Latin for its location: "seventy-one."

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

A hyper-luxurious, 12,000- square foot home might be buried beneath Queens, still waiting to protect you from nuclear missiles.

A discreet little stairway on St. Nicholas Avenue leads to a quaint and unexpected cobblestone street of 19th century wooden rowhouses.

This innocent-looking townhome is actually a subway exit.

Hordes of precariously balanced stone figures crowd the shores of the Hudson River.