A little-visited ghost town state park offers a glimpse into Montana’s "Silver Queen."

A smoke stack so large, the Washington Monument could fit inside!

A few dilapidated structures are all that remain of this deserted former silver mining town.

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

An entire town preserved as a historic landmark.

Between Missoula and Spokane, a family-owned travel center has an unusual museum in the back.

Cross the Continental Divide through an old railroad tunnel, and ride back to the top on a shuttle.

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

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

This combination shop and museum is filled with curious items and artifacts.

A museum dedicated to the history and art of staying clean.

This museum glorifies the humble potato.

Home to the deepest rift anywhere on Earth.

Supposedly Satanic numbers adorn this preserved submarine sail.

The world's first nuclear power plant is open to visitors looking to role-play a meltdown.

It was once used as a classroom to teach mining skills to local high school students.

A miner's handmade folk art fountains are tucked in the woods off a multilane highway. 

This oddity shop contains everything from antique tools to a human skeleton.

This trail leads to a mine that was used as a sanctuary during the Great Fire of 1910.

After this former brothel closed, its interior remained almost frozen in time.

A mining town, now abandoned, was built in a canyon so narrow that the railroad ran right through the hotel lobby.

High in the Rockies the third largest statue in the U.S. opens her welcoming arms, and lights up the night sky.

Nuclear reactor created the plutonium used on Nagasaki.

This amazingly preserved Gold Rush town is a historian's dream.