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

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

A 6-mile-long lake created by an apocalyptic seismic event and the deadly chain reaction that ensued.

This Idaho state park boasts the tallest single-structured sand dune in North America.

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

Around half a million years ago, these magnificent columnar basalt cliffs were formed from cooling lava.

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

This museum glorifies the humble potato.

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

One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

This rustic old building is said to be the most photographed barn in America.

One man's ambition created this psychedelic log home.

Home to the deepest rift anywhere on Earth.

Supposedly Satanic numbers adorn this preserved submarine sail.

During World War II, over 13,000 people of Japanese ancestry were forcibly removed from their homes and incarcerated in this camp in the Idaho desert.

These falls, sometimes called the "Niagara of the West," still put on a good show at the right time of year.

The only bridge in the United States where BASE jumping is legal without a permit year-round.

Some 46,000 years ago, a volcanic eruption led to a flooding event that carved this short canyon with steep vertical walls.

Home to a timed geyser created by complete accident.

Evanston's historic railroad complex saved this rail town from reaching the "end of the line."

This prison-turned-museum is a remnant of the Old West's grizzly, violent past.

Surrounded by a hundred mile radius of billboards, Little America is a roadside attraction whose primary appeal is hospitality.

The only retired U.S. nuclear missile silo that is open to the public.

This Wyoming town is fascinated by a particular mythical creature.