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

The oldest Methodist church in the United States has been spreading the good news for over two centuries.

The only gallery in New York dedicated to olfactory art and the exploration of scent in art.

These small stands sell Malian snacks to worshippers and passersby after Friday prayers in Harlem.

A replica of a 7th-century church hides in plain sight in the middle of the concrete jungle.

Walking around West Harlem reveals a scavenger hunt of beautiful bird murals.

A trove of century-old litho stones from the Puck Building's printing days were discovered behind a cellar wall, and are now hanging in the store.

A hidden bar inside an ad agency has a deliberately misleading name, so employees can stay late under pretext of paperwork.

A crumbling staircase in upper Manhattan is all that remains of one of the most important sites in sports history.

This narrow shop in the East Village hosts a matchmaking service for the new millennium.

Hundreds of antique bank vault locks on display in New York City.

This lavish room at NYC's French Embassy is a rare relic from the end of the Gilded Age.

The first museum in the United States dedicated entirely to posters.

More than 250 sakes are available in an izakaya hidden in the basement of a Midtown office building.

Everyone from Mark Twain to Teddy Roosevelt has a pipe hanging from the walls of this historic chophouse.

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

Wine bottle sculpture with a ship's stateroom inside.

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

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

Bowl in splendor, if you're lucky.

From scholastic to sepulchral - now under reconstruction.

Unique antiquarian shop specializing in globes, maps, and prints.

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

Nikola Tesla's former home contains an homage hidden from plain sight.