A mountaintop shrine-temple guarded by a horde of half-demon priests.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

See 150 million-year-old dinosaur tracks and bones dating back to the Jurassic period.

An impressive collection of over 50,000 minerals including moon rock from the Apollo 17 mission.

The oldest operating cemetery in Denver is the eternal home of some of the Centennial State's most famous residents.

In a dry, neglected cemetery lies the unassuming grave of a soldier vilified in life but celebrated in death.

A downtown park built on top of unclaimed graves.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

When zealous marijuana enthusiasts kept stealing the "Mile 420" highway marker, the State of Colorado got creative.

A number of gruesome unsolved murders have turned this simple home into a morbid tourist trap.

In rural Iowa, an imported 19th-century windmill overlooks an unlikely enclave of Danish culture.

Lured here by the promise of tens of thousands in gold, Jesse James started a quintessentially American trend of robbing trains in-motion.

Beating out all other concrete competitors, this massive garden feature's pointy hat has earned it a world record.

A small burial plot formerly stranded in the middle of a road.

This remote island in Iowa was abandoned after being devastated by flood.

An Englishman loses his scalp to a Cheyenne warrior and lives to donate it to a library.

A monument to the egos of two railroad magnates that fell into decline along with their careers.

One of the smallest towns in the United States.

Miraculous tree that seems to sprout out of solid rock.

According to local legend, a tree grew from the stake that killed this alleged vampire. In reality, he probably died from influenza.

This unassuming building houses one of the world's most extensive collections of cars created by automotive legend Carroll Shelby.

This now-abandoned outcrop is an important Native American spiritual site, overtaken by European settlers and mining pollution.

The clock that sets them all.