America's post-nuclear-attack chambers of Congress.

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

Two insane asylum bodies embalmed by an amateur.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

This Old Testament garden features 100 plants from biblical times.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

The statue honors the booming birds Rothsay, Minnesota, is famous for.

These former Cold War launch sites have been preserved for tourists to see where the button might have been pushed.

This sky-high radio mast is formerly the tallest man-made structure in the world.

The highest point in Iowa, while not that impressive to mountain states, has earned its own monuments.

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One of two giant blue cockerel statues erected with an intentional double meaning.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

Home to the Amorphophallus titanum "Corpse Flower," which is among the largest flowers in the world and also smells powerfully of rotting flesh when in bloom.

A museum within a museum, devoted to history's most questionable medical devices.

This bright yellow building is packed with sweet treats from all around the world, from chocolate-covered crickets to whoopie pies.

Remote Honduran Islands with a colorful history.

An entire town preserved as a historic landmark.

This giant tower beacon was a key navigation tool for pilots delivering mail amid the night skies.

Home to the deepest rift anywhere on Earth.

Despite his legacy of work in Spain, Cuba, and Florida, the larger-than-life writer's grave is a simple affair tucked in an Idaho cemetery.

A former gold rush boomtown has managed to stay in business for over 100 ramshackle years.

The largest outdoor art gallery in the Northwest United States.

This pop-culture shop also offers the chance to become part of their favorite tv show or movie.