This small and serene place for quiet reflection on Staten Island was built in China based on the gardens of the Ming Dynasty.

This hospital fell into ruins after failing to act as the advocate for the mentally ill it was designed to be.

A condo complex once housed a boarding school with the 24th U.S. Vice President among its notable alumni.

Local lore claims this park is named after a young woman who jumped off a cliff.

Destructive children, start your engines.

One man's lifelong obsession with death.

Series of storm drains connected to a dark urban legend.

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

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

The oldest surviving synagogue in New York City is now a soaring art space.

The beautiful tunnel that ran from the lobby to Penn Station is still hidden underneath 34th Street.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

This empty Victorian manse on Staten Island is said to be haunted but is actually a real life crime scene.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

A dilapidated dock tells the story of Titanic's missed arrival.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

A staggering collection of photographs depicting medical, social, and historical change.

Here, exhibits come with a side of edible history.

The world's largest collection of materials relating to lesbian history is housed in a Brooklyn townhouse.

Deep under Manhattan is the largest construction project in city history. So far, the project has taken the lives of 23 workers, or "a man a mile."

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

Slyly buy a shake in the Parker Meridien lobby.