One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

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

New fungal and bacterial species call this deadly lake home.

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

An entire town preserved as a historic landmark.

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

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