New York City's only preserved family home from the 19th century.

A quiet and contemplative oasis in the middle of New York's bustle and riot.

New York's oldest and possibly grandest keeper of books.

Long the exclusive domain of birds and vagabonds, this little-known Central Park peninsula is open to the public once more.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

Lie in a hammock where George Washington stood.

The walls are decorated with whimsical murals painted by the creator of the Madeline franchise.

The oldest bibliophilia club in America, with exhibitions on historic books and graphic arts.

The oldest house in Manhattan is now a museum that remembers the home's sordid history of scandals, vice-presidents, and ghosts.

Nondescript elevator doors open to reveal a stunning, surreal world.

Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles

A restaurant on Staten Island showcases a different grandmother’s cooking every night.

One of the last Jazz Age "Wonder Theaters" in New York City.

Hidden in plain sight on a pair of Manhattan subway tunnels are a pair of public instruments that sing to each other.

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

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

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

Home to the infamous "Typhoid Mary" and the worst loss of life in New York's history prior to September 11, 2001.

A very classy 1920s-era bar right in Grand Central Station.

Mysterious 500-year-old tapestries depict a unicorn hunt.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.