New York's southernmost subway station is whimsically wavy.

This giant boulder is sandwiched between apartment complexes in upper Manhattan.

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

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

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

This speakeasy continues the Prohibition-era legacy of Harlem's jazzy Swing Street.

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

The unassuming structure was part of a Major League Baseball stadium.

Imagine having a street run right through your home, or better yet, a historic bridge three stories high.

Historical figures from New York City's Catholic community reside in Midtown.

The place where Dvořák composed some of his most famous works.

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

A ruthless Soviet relocation campaign birthed a new cuisine, and this humble restaurant.

A garment factory hides a small Dominican eatery in the hallway to its freight elevator.

Even for Egyptian royalty, the afterlife was bring-your-own-beef.

A quick trip around the globe through an amazing miniature exhibit.

For almost a century, this East Village newsstand has served egg creams to beats, hippies, punks, and everything in between.

One of the few Glatt kosher delis in the United States is a cornerstone of its Hasidic neighborhood.

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

A Jewish deli run by Yemeni Muslims in an Afro-Caribbean neighborhood is quintessential Brooklyn.

This beautiful Brooklyn monument over a crypt memorializes a grim and largely unknown story from the American Revolution.

The highest rapid transit station in the world.

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

Chefs from Tibet's Kham region offer steaming meat pies and noodle soups in this nook behind a jewelry store.