A Manhattan Episcopal church with an eerie underground crypt.

This neighborhood grocery houses a treasure trove of Eastern European delights.

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

An arcade packed with a rotating collection of unique independent video games.

Prove you deserve to be fed by Kenny Shopsin.

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

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

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 unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

A hands-on traveling collection of the innovative devices of yesteryear.

A semi-scholarly approach to sex.

Try not to get slimed in Tribeca.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

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

A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

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

Outstanding taxidermy dioramas showcase the grandeur of the continent's wildlife with spooky realism.

Stunningly detailed mosaics in a New York subway station bring life to the Weimaraners of artist William Wegman's work—and to thousands of commutes.

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

A huge resale shop for the cast-offs of the film & television industry.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

This iconic tattoo shop has its own onsite museum with artifacts from the early history of modern body art.

At this hidden studio, the dying art of taxidermy is alive and well.

This interactive gallery makes you feel like you've stepped into a fantasy world filled with whimsical monsters.