Oregon's unexpected high desert, displaying layers of time in a colorful show.

Despite time, colonization, and the brutal New Mexican heat, these Pueblo ruins still stand.

Home of the International Space Hall of Fame.

Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

These once-beautiful historic graveyards are set against the barren Virginia City hills.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

Home to the deepest rift anywhere on Earth.

This 19th century jail was mainly used to incarcerate the drunk and disorderly.

This razorback ridgeline has doubled as a scenic drive since the early 1900s.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

The highest bridge in America was built for an almost unnervingly small amount of money.

The largest source of fossilized insects anywhere.

When ecosystems collide in the arid Southwest.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

A glimpse into the lives of the the Miwok and Paiute people in Yosemite National Park.

The tragedy of the Japanese internment camps is remembered here by a stark "Soul Consoling Tower."

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

A giant donut stands as a popular symbol of Los Angeles iconography.

Marta Becket's hand-painted theater in the desert.