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

This engineering marvel is the longest bridge in Canada and one of the longest spans in the world.

These powerful, if squat, Canadian waterfalls flow in different directions depending on the time of day.

This candy-striped tower is the farthest east you can go in the United States.

The first bridge observation tower in the U.S. offers one of the best views of Maine.

According to folklore, Vermont's slanted windows were installed to keep witches from flying into the house.

An obelisk marks the farmhouse where the founder of Mormonism was born.

Ironically this massive termite is the mascot for a company that is acclaimed for killing his kind.

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

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

Art Deco urban decay at this historical building.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

The highway's southernmost spot is a beloved local attraction.

A monument celebrating the idea of reaching inaccessible places.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

This isolated airport in the middle of the Everglades sees more alligators than planes.

The smallest post office in the United States is no bigger than a broom closet.

Designed by Maya Lin, the memorial honors 41 individuals who died fighting for equal rights between 1954 and 1968.

Colloquially known as "the lynching memorial," this is the United States' first memorial to the victims of racial terror at home.

The country music legend's grave is surrounded by Astroturf because fans kept plucking out the grass.

This monument to the victims of a tragic explosion is said to turn and look at passing cars.

A 200-year-old bar is all that remains of one Mississippi River town's rough-and-tumble past.

The second-largest ceremonial mound in the United States is an artificial hill that is loosely shaped like a pentagon.

Built by prisoners of war, the largest small-scale model ever built includes eight miles of tiny streams that now sit abandoned.