Nature's water park in the Wadi Bani Awf valley is full of pools flanked with cliffs and natural water slides.

The West's first incursion into the Afghan world lies buried beneath a military base.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

This railroad magnate's 19th century tower is more than a little bit out of place in the Nevada desert.

The current Eureka County Courthouse replaced an all-wooden structure that had previously been an ice-skating rink.

Colorful sedimentary rock layers provide opportunities both for hiking and photography.

A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.

The birthplace of the first author to win the Pulitzer Prize in fiction and poetry.

Home of an evil witch famous within southern folklore.

They call this long foot bridge a swinging bridge, but really it's the bouncing you have to watch out for.

An abandoned town is hidden in Great Smoky Mountains National Park.

Classy up your Big Mac with bow-tied servers and chandeliers at the world's fanciest McDonald's.

On a clear afternoon, you can see mountain peaks more than 40 miles away from this clearing in the Pisgah National Forest.

North Carolina's only restored fort from the French and Indian War.

A historic covered bridge, only one of two remaining in North Carolina.

An abandoned village that doubled as "The Hunger Games"' post-apocalyptic wasteland is up for grabs.

You can find America's highest suspension footbridge at Grandfather Mountain in North Carolina.

This ceremonial mound is one of the first officially recognized Native American historical sites in North Carolina.

This sun-scorched lakebed contains samples of half the natural elements known to humankind.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

The world's oldest known salt mine.

During World War II, Austria's oldest salt mine was used to store thousands of pieces of stolen artwork.

A miraculous three-handed portrait of a saint can be found inside this church.

The reconstruction of this prominent building fulfilled a long-written command.