Modeled after a famous church in Vienna, Austria—but in Helena, Montana.

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

"Polynesia on the Plains."

An entire town preserved as a historic landmark.

The only road through the heart of Glacier National Park.

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

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

New fungal and bacterial species call this deadly lake home.