Cheap pizza and all of your naughty bedroom needs housed in a stunning example of Art Nouveau architecture.

A Manhattan office building is home to the world's largest chess board.

There’s a secret bunker inside the Brooklyn Bridge, but the city won’t say where.

There must be a pun in this haystack somewhere...

The iconic Manhattan corner that was once the site of the Beastie Boys' fake clothing store.

A WWI fighter plane and turn-of-the-century penny candy shop are among the unexpected features of this Financial District building.

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

Though its celestial ceiling is impressive, the true star is the vast collection of French books.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

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

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

The tomb of Increase Mather and his son Cotton, influential colonial ministers obsessed with the occult.

Site of a famous 19th-century transcendentalist utopian community, now abandoned.

Museum dedicated to awful artwork.

Ralph Waldo Emerson spent two years living here decades before it became a Frederick Law Olmsted-designed park.

A highway marker that honors a former spy plane pilot and local hero.

A small, forgotten prison cemetery marked only by a wrought-iron fence and eerie depressions left in the ground.

The story behind the mysterious symbol painted in front of the historic university's famous Rotunda.

This sprawling farm was once a Cold War-era hideaway for the nation's top diplomats.

One tiny triangular park commemorates the victims of a yellow fever epidemic—many of whom are buried right below the grass.

Hidden for 165 years inside a building designed by Thomas Jefferson are the remains of what may be America's first educational chemistry lab.

America's first federal monument.

This colonial tavern played host to George Washington, Thomas Jefferson, and other famous early Americans.