The oldest platform carousel built in the United States continues to delight children in Martha’s Vineyard.

This candy-colored storybook village originated as a 19th-century Methodist campground.

Colorful clay cliffs tower over an unofficial nudist beach on Martha's Vineyard.

A castle on a hill once named "the most beautiful high school in Massachusetts."

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

Alexander Hamilton’s creation caused quite a bit of controversy.

George Washington's dentures and Queen Victoria's dental instruments are in the nation’s official museum of the dental profession.

The trials and tribulations of marking Poe's grave.

A priceless collection of the Nation's cryptologic history.

The world's oldest continuously operating airport was founded by the Wright Brothers.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

A much-maligned monument to teetotalism.

Look closely and you’ll notice that the color changes a third of the way up the tower.

An overlooked memorial honoring the local Washington residents who died in World War I.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

A six-foot pair of socks hangs from a drawer of the world's largest bureau.

Some North Carolina Cherokee have been keeping their history alive for decades with a single play.

Down the road from where the Wright brothers lifted off is another flight tribute practically hidden from sight in the woods.

So many migrating birds roost on the bridge, it has a special summer speed limit.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

A historic coal mine that doubles as a museum and tourist attraction.