One person's lost luggage is another person's treasure.

Home to items never before seen by the public.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

One of the few working locomotive roundhouses in the United States.

This limestone outcropping was once a ceremonial site for ancient Native Americans.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

A museum dedicated to the alleged Roswell Incident.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

The first declared National Monument in the United States.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Other-worldly rock formations and ancient fossils abound in this unique stretch of Nebraska badlands.

Site of the 1879 Cheyenne Outbreak and the site where famed Sioux chief Crazy Horse met his fate.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

This iconic water tower and failed bandstand is open for panoramic views once a year.

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.

The Midwest's reigning king of surplus stores is full of nothing you need and everything you want.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

The literary king of the Jazz Age was born in this lovely Minnesota home which still honors his legacy.