Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

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

This naturally-sourced hot spring is now home to a clothing-optional resort.

The highest point in Texas is capped by a big silver pyramid.

An abandoned quicksilver mining town surrounded by the Big Bend parks.

A little stop along the Texas highway where Rock Hudson, Elizabeth Taylor, and James Dean stayed while shooting the 1955 film "Giant."

Mysterious glowing orbs float through the desert night.

This erect, phallic geological spire wasn't always named so domestically.

An experimental, automotive replica of Stonehenge.

Dedicated to the history of the 1,000 nuclear missiles that once covered the Great Plains.

The first declared National Monument in the United States.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

America's largest man-made forest was planted in an effort to bring back the past.

A place where the laws of nature seem to have gone completely berserk... but of course haven't.

The highest point in South Dakota contains the ashes of Valentine McGillycuudy, the "Holy White Man."

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

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

The home for all things Kool-Aid offers everything except a chance to actually enjoy the drink.

Freddie Mercury's childhood home is now a monument to the iconic Queen rockstar.

After sunset the heart of Zanzibar's historic Stone Town neighborhood transforms into a culinary playground.

This monument is a stark reminder of the horrors of the Zanzibar slave trade.

This was the first homestead registered after President Abraham Lincoln signed the Homestead Act into law.

Visitors to this museum will uncover a whimsical collection of marbles from across time.