This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

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

A beautiful geyser under environmental threat.

An architect's childhood fantasy treehouse made real.

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

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

A long and winding trail through history led to the current iteration of this mountaintop tower.

Features unique photographic collections by women of the American West and historical attractions such as a two-story outhouse.

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

Inside this striking glass building, visitors can see thousands of dinosaur fossils in the positions that nature deposited them more than 150 million years ago.

Hidden inside this Arizona fast food franchise is an in-depth exhibit on the famed WWII counterintelligence program.

This rusted car found in Petrified Forest National Park's Route 66 exhibit may be the most photographed abandoned car in the country.

See massive fossils that are over 200 million years old in northeastern Arizona.

The largest copper mine in Arizona, this enormous open pit emerges from the hills like an alien landscape.

This Old West prison built into the side of a cliff was said to be inescapable.

Explore a misty river canyon from a metal bridge system.

This remote camping site offers incredible stargazing opportunities.

In 1975, a forestry worker in Arizona claimed to have been abducted by a UFO.

A monument commemorating how a frontier town got its unusual name.