Just a man taking his prehistoric pet for a stroll.

This massive geographical sculpture is so subtle, it's possible to pass by it without noticing.

This large midwestern cavern features impressive rock formations and an underground waterfall.

A lonely house representing railroad history tells the stories of those who rode the rails.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

The eccentric mansion of one the most popular horror authors of modern times.

This tiny patch of arid sand sits in one of the greenest states in the United States.

The highest bridge in America was built for an almost unnervingly small amount of money.

This razorback ridgeline has doubled as a scenic drive since the early 1900s.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

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

16,500-acre ranch filled with American heritage, geological wonders, and a giant pile of tires is the crown jewel of an intriguing tug-of-war.

A rancher expanding a natural spring for his cattle came up with bones – lots and lots of them.

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

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

Roaming bison and a spectacular view at the highest point in Nebraska.

These century-old beehive-shaped kilns were built to produce charcoal for nearby mines.

These giant metal horses graze on a hilltop near the Montana highway.

The highest point in Montana is as rugged and singular as the state itself.

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

This historic Idaho island is home to a strange timeshare museum, a homemade mini-golf course, and an outhouse named Aunt Fanny.

A wild west land agreement was etched right onto this historic Idaho stone.

This highest peak in Idaho can only be reached by traversing a formation known as "Chicken-Out Ridge."

See just what life was like in a 19th-century prospecting town.