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

A strip of modern stores in historic buildings.

Twenty-three trees, each paired with a basalt stone, line a street in Chelsea, continuing an urban project started by German Fluxus artist Joseph Beuys.

New York's southernmost subway station is whimsically wavy.

A well-worn marker in a forgotten alleyway is all that remains of what had been one of Manhattan's most beautiful buildings.

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

This simple Manhattan salt house is artfully shaped... well, like a giant granule of salt.

Michael Jackson got Bad and Crocodile Dundee walked on heads in this iconic Brooklyn subway station.

This block in downtown Brooklyn was a hotbed of antislavery activism along the Underground Railroad.

The competition: breathe deeply as long as you can.

Monument to a forgotten NYC disaster that claimed the lives of 1,000.

A mysterious, abandoned building rotting on the Brooklyn waterfront.

A Wisconsin kitsch palace from the 1930s lives its second life in 21st-century Brooklyn.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

One of the city’s oldest watering holes was originally the home of a famous James Brown (not that one).

Spike Lee's provocative film is officially honored right where it was made, the first time a work of art was used as a secondary street name.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

Known as the "Forgotten City" it was home to industry, riots, artists, squatters, and to one of the largest single disaster fires in New York City.

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

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

The home of the first American-born saint is one of the only curved buildings in New York.

The greatest real estate coup of all time.

This enormous banquet-themed artwork honors over 1,000 notable women throughout history.

This 220-year-old house is a reminder of New York City's Dutch past.