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

A tree that grows parallel to the ground was declared Brooklyn's "crowning curio" by the poet who saved it.

A working metal shop and venue for outrageous art and music shows in a former cannonball factory.

The greatest real estate coup of all time.

This stone gatehouse was once the entrance to a historic mountain resort, and it had a cameo in a cheesy cult horror movie.

Quite possibly the last cross all humans will ever see.

Possible relics of the ancient Roman city are hidden in this restaurant's façade.

A strangely angled West Village home is the only monument to an explosion that took the lives of three American revolutionaries.

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.

A museum collection honoring the long history of the FDNY is held in a disused Manhattan fire house.

19th century cemetery hidden in Brooklyn's Prospect Park.

One of only two remaining Victorian-era greenhouses in New York.

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

Toxic waste disaster that founded the Superfund program.

This tiny church near Sleepy Hollow contains Henri Matisse's last work, a rose window, and nine windows by Marc Chagall.

The Hudson River School comes alive at this palatial estate.

Beautiful mosaics cover the first stations opened on New York City's newest subway line.

An easy to overlook storefront hides some of the most authentic and regionally diverse Chinese food in New York.

This curved Manhattan building was built to house the opulence of John D. Rockefeller's oil empire.

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

A modern zoetrope on the New York City subway.

The only intersection in America where the buildings on all four corners were built pre-Revolutionary War.

This former crime corner has been turned into an eclectic community center.

Walk into the 19th century without leaving Brooklyn.