A large camera obscura, constructed entirely from digitally fabricated components.

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

This outpost of America's most popular fast-food restaurant is housed inside a palatial mansion.

The highest point on the island known for buildings that touch the sky.

Down a stairway in the East Village, you could once read a plaque describing an alternate history of a fictional version of Manhattan.

Captain America, Sub-Mariner, and the Human Torch were all born in this art deco Manhattan masterpiece.

Twice a day one of these tragic bronze mariners drowns with the tide to remember all those the sea has taken.

The first evidence of some of the Earth's earliest life was found in this fossilized undersea grotto.

Hiroshima survivor on Riverside Drive.

Ever wanted the laymen's version of your credit card fine print?

This once-grand marvel of engineering is now 41 miles of scenic hiking trail.

The home, museum, and death site of Kodak's influential founder.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

Toxic waste disaster that founded the Superfund program.

A crumbling staircase in upper Manhattan is all that remains of one of the most important sites in sports history.

Empty, but not abandoned, this cavernous Brooklyn loading dock was once considered the largest individual building in the world.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

This otherwise innocuous bodega was once the headquarters of the most feared assassin's guild in American history.

A once crucial portion of the Long Island railroad still lays abandoned, waiting to be turned into an urban park.

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

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

This was one of the first (and last) university-built and operated nuclear reactors.

A collection of unique outdoor sculptures surounded by the beauty of nature.

Salute the leader of the proletariat.