A staggering collection of photographs depicting medical, social, and historical change.

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

The famous facade of Grand Central Terminal hides a regulation tennis court, and it's not the first one.

After decades of neglect, a brutalist icon is getting new life as an eco-friendly hotel.

This backwater graveyard in the Hamptons became a trendy burial spot and posthumous status symbol for famous artists.

The first commercial nuclear power plant constructed on Long Island.

The second-largest (of only two in the world) large particle collider is the underdog of experimental physics.

The oldest surviving presidential residence in the United States.

These tourist trap caverns are said to be the former home of a legendary Pennsylvania Hermit.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

The only surviving sidewalk clock in Brooklyn.

A 120-year oil leak slowly unleashes more gallons of oil than the Exxon/Mobil disaster.

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

A once grand hotel is being retaken by the wilderness it once capitalized on.

An abandoned dollhouse factory.

The tennis legend used this racket while breaking the race barrier and becoming the first Black man to win the US Open.

These World War I shooting range tunnels are now haunted halls of underground graffiti accessed through the roots of a tree.

The Brigadier General was so afraid of being buried alive that he had a buzzer installed in his mausoleum, just in case he woke up.

Founded by the famed children's book artist, this museum spreads an appreciation of the arts through picture books.

As state high-points-by-elevation go this spot is one of the lowest, but for years it was also the hardest to climb.

A few stone foundations and an old graveyard are all that is left of this once thriving settlement in the wilds of Connecticut.

The graves of a Connecticut family thought to have been plagued by a vampire.

250-year-old farm now features sculptures, a petting zoo and a hippy-bazaar.

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