A popular rock that acted as a waymarker for American pioneers.

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

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

An Idaho legend carved out a cave village with his own two hands.

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

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

Native Americans built this circle of stones, which was used to predict astronomical events.

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

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

An entire town preserved as a historic landmark.

Derelict buildings are all that remain of a complex at the site of one of the worst mining disasters in Montana history.

This off-the-beaten-path abandoned town is a relic of Montana's silver mining boom.