The only National Monument ever to go missing for nearly 50 years then resurface in a dump.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

World's largest herd of white deer populate a former U.S. Army depot.

A sealed test tube said to hold Thomas Edison's dying breath was given to the inventor's friend and mentee, Henry Ford.

Unicorns, elephants, and bears, oh my!

A building so large that it has its own weather.

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

A Circus legend leaves an unexpected endowment.

Soaring over the Niagara Whirlpool since 1916.

The largest collection of Indigenous Australian artifacts in the world, and the rare museum where wood-and-glass cabinets have trumped interactive exhibits.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

Why have you never heard of the second most popular tourist site in New York?

Oldest unrestored plantation house in America that is open to the public.

Electrical pylon in the shape of Disney's beloved mouse.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

Little Red Lighthouse under the George Washington Bridge.

Where monkeys run wild and the humans are caged.

A clear example of the process of erosion in action.

On the Hudson resides one of the largest clocks in the world.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

The home, museum, and death site of Kodak's influential founder.