The first and only carousel with a lineup entirely of insects.

Hidden in one of New York's oldest subway stations is the final remnant of the site of the bizarre Shakespeare Riots.

This Fifth Avenue church has long been the favored worshiping place of Broadway actors and vaudeville performers.

Manhattan's Thirteenth Avenue was made on landfill then deliberately destroyed — apart from one small, obscure block.

The legendary court where emerging basketball players gain their street cred.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

The former home of the reclusive "Weird Wendels" who dominated New York real estate a century before Donald Trump.

A monument stands to the famous suffragist who penned the declaration for women's equal rights, including the right to vote.

An activist who committed her life to peace and women's suffrage.

Final resting place of the immigrant who brought artificial seltzer water to America.

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

This anonymous businessman sculpted in bronze became an enduring memorial after 9/11, and had been mistaken by rescue workers for a survivor in the rubble.

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

2,000 barrels of aging beer hidden in a warehouse at the Brooklyn Navy Yard.

Once thought to be the fabled Holy Grail, it is now known to be an oil lamp.

This Dutch Colonial home is the oldest remaining farmhouse in Manhattan.

The pioneering photographer's prints are immortalized inside her childhood home.

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

You must take the A train... to the last active cemetery in Manhattan.

This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

No monkeying around, this fountain was really named after the classic sci-fi film.

The inventor of the Coney Island hot dog rests in a grand mausoleum in Brooklyn.

Fake subway tiles were installed to cover a design that resembled the Confederate flag—it's unclear if the resemblance was intentional.

This miniature village stays behind in the Breuer Building, even as the museums around it come and go.