The bronzed skull of a beheaded traitor was affixed to the city gate in the 17th century.

Explore 400,000 years of humans' "battle against darkness" in this offbeat but thorough lamp museum.

An abandoned horror film set sits eerily along a highway through Hollywood's "door to the desert."

The true depths of these stunning Moroccan caves are unknown.

The world's first interactive human body museum also serves as a chair for a giant orange man.

Touch an actual dinosaur bone at this eclectic trove of Rocky Mountain treasures.

A collection of huge, site-specific sculptures sitting in the Montana woods.

The oldest badlands in North America, Makoshika State Park takes it name from the Lakota words for broken land.

After Havre burned down, the best place to build was under the ashes.

A scenic ravine with an astounding collection of rock art created by the Indigenous people of the Great Plains.

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

A rapidly disappearing glacier filled with extinct grasshoppers, perfectly preserved in the ice.

"Polynesia on the Plains."

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

An apocalyptic seismic event creates a deadly chain reaction that ends with a 6-mile long lake developing within weeks.

The only road through the heart of Glacier National Park.

The rocks of a certain area of Butte, Montana give off a musical ring when hit.

New fungal and bacterial species call this deadly lake home.

The old fire tower is one of the last of its kind in the United States.