The artist and New York City icon lived, worked and died in this converted carriage house owned by another iconic artist, Andy Warhol.

The notorious headquarters of a corrupt political machine.

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

Salute the leader of the proletariat.

Finally, you don't have to be a pious Swedish seaman to relax like one.

America's oldest Eastern European synagogue provided the immigrants of crowded Lower East Side tenements a space of sanctuary.

A hidden "place of interment for gentlemen."

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

Cryptic messages embedded in the New York City sidewalk.

A historic 1890s architectural masterpiece with an iconic clock tower that, once open to the public, now faces an uncertain future.

An artist's cute bronze subway sculptures belie his violent artistic past.

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

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

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

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.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

A celebration of capitalism in Midtown.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

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

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

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

Read a book next to a Midtown waterfall.

A New York garbage depot holds a secret collection of weird and wonderful refuse.