A living antique aviation museum in the historic town of Red Hook, New York.

"Gnome Chomsky" was once the largest gnome in the world, but is now simply tall for his kind.

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

A 19th century hat factory still stands as a crumbling ruin in upstate New York.

This once-private estate is now a dreamy, meditative garden that's open to the public.

A peaceful international sculpture garden in upstate New York.

An abandoned 19th century quarry in the middle of the woods, remade by unnamed wanderers into a massive series of rock thrones.

Now the final resting place of prominent artists and musicians, it was originally founded to separate the rich from the poor in death.

The rustic think-space of famed naturalist John Burroughs stands exactly as he left it.

Hear, smell, see, taste, and touch history at this immersive Civil War hospital.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

A failed piece of Orientalism has become the proud symbol of a community.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.

The highest point in New Jersey is marked by a massive, if simply named, obelisk.

Tucked behind New Jersey's abandoned Gingerbread Castle lie the eerie ruins of a once-flourishing paper mill.

Vacant Beaux-Arts buildings that serve as reminders of a beach town’s glory days.

Memorial to the 137 lives lost on a ship fire, the whole hulk of which washed up on the Asbury Park shore.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

A scenic fort on the harbor protected Philadelphia from an attack that never came.

During the American Revolution, this mansion hosted failed peace talks between the British and Americans.

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.