The only road through the heart of Glacier National Park.

A classic carnival ride that was carved to be untouchable.

This set of hot springs also comes with fantastic views.

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

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

A beautiful geyser under environmental threat.

New fungal and bacterial species call this deadly lake home.

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

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

For thousands of years, Native American hunters drove buffalo straight off this cliff in Montana's Yellowstone Country.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

A 1930’s courtroom where John Dillinger and his gang went before a judge.

A rare wayfinding portmanteau of “Street” and “Avenue.”

Rumor had it that these concrete crosses scattered across the Arizona scrubland helped align spy satellites. (They didn’t.)

This collection of vintage signs reflects the long and colorful history of this Arizona town.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

An out of this world experience.

This small, unassuming street is now a canvas for color and creativity.

Founded by members of the Tohono O’odham Nation, this one-room joint's James Beard–winning fry bread is light as a cloud.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Once disputed as the largest sundial in the world.

Originally conceived as part of a proposed Arizona State Capitol building in the 1950s, this structure built in 2004 stands as a monument to the architect's legacy.

The unusual burial monument of Arizona's first governor.

A self-built castle made by a mysterious man.