Sculpture park built by a 50-year-old widow.

A layered tribute to the work of mosaicist Isaiah Zagar.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

A hand-built folk art installation covered with messages of God's love.

Grandpa Rainbow felt the neighborhood needed some color, so he picked up a paintbrush and went to work.

The oldest Roman lighthouse still in use.

The world's only museum devoted to the wonders of fluorescence.

The only presidential monument to display a late POTUS's actual casket.

Annual Easter display made up of thousands of hand-painted eggs.

A grandiose title could not save this mercantile community from obscurity.

The most isolated mailbox in America lets desert travelers record their passing.

This tiny patch of arid sand sits in one of the greenest states in the United States.

Tucked away in a corner of a Maine general store there was a museum devoted to an equally beloved and reviled local soft drink.

Pluto is still considered a planet in Ithaca, New York.

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

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

One patriotic farmer's ode to the 9/11 tragedy remains even after the farm changed hands.

This oversize piece of novelty cookware once cooked the largest pancake in the world.

Eclectic architecture in the woods of New York.

Home on the Hillside, and home of the first breakfast cereal.

Discovered by cows, these upstate New York show caves are presented with a healthy dose of psychedelic folk art.

This artful dam holds back a crater-made reservoir that can be seen from space.

This memorial to a horrific ship collision sits over a mass grave holding dozens of the victims.

An ever-changing gathering of crude wooden figures haunts the St. Lawrence River.