Underneath the bustling city streets, a hydroponic farm grows unique herbs in an urban oasis.

This Russian bar-restaurant lies within a three-story underground bathhouse.

Some of New York's best tacos can be found in the back of an unassuming bodega in Queens.

Serving Central Asian breads that range from cracker-crisp to warm and fluffy, this bakery brings Bukhara to Queens.

This enormous Hindu temple in Queens serves incredible dosas in its basement canteen.

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

A hip bar decorated with walls of golden skulls.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

Collect holy water from a Bronx grotto.

These sculptures were designed to beautify this neighborhood when it was established in the 1940s.

The longest step street in the city.

Built in the 1920s, this co-op in the Bronx feels more like an Italian villa than a typical New York apartment building.

A riverfront park that both remediated and preserved its industrial past.

This Bronx apartment building is officially recognized as the birthplace of hip-hop.

Legendary private island in the Bronx...devoid of rats.

Final resting place of Typhoid Mary.

Despite not growing anywhere near New York City, bananas are ripened in a pressurized room in the Bronx using precise banana science.

This old estate is a remnant of when the Bronx was a popular summer destination for wealthy New Yorkers.

A basement pool hall is the front for some of the best Dominican food in New York City.

Seriously good slices of Sicilian pizza lurk at the back of the Bronx's oldest enclosed market.

A former connection to City Island, it has been abandoned since the 1930s.

Every year model trains zip through a miniature New York City that's now 150 landmarks strong.

This plot of old-growth forest is the largest surviving remnant of New York City's original woodland.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.