A tunnel with windows, so you don't miss out on the impressive views.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

A unique collection of drawings that represent Fremont Native American culture.

The location where the iconic movie character declared it was time to go home.

The unusual patterns in this rock formation result from two distinct modes of weathering.

Erosion and various mineral deposits give this striking canyon its distinct color and soft appearance.

One of the world’s largest collections of petroglyphs records 2,000 years of human activity.

This quiet park's strange sedimentary spires were named after Kodak's color film.

The fifth-longest natural arch in the world, and the longest outside China.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

This ancient settlement contains some of the largest earthen mounds in North America.

For 150 years one family has been producing the iconic hot sauce on a bayou island made of salt.

This open-pit mine is now an abandoned symbol of Bisbee's copper-mining heritage.

Archaeologists believe this panel of petroglyphs depicting descending sheep and other figures in Glen Canyon are 3,000 to 6,000 years old.

This mesmerizing and surreal landscape features intricate patterns of white and red sandstone.

When it was built in 1929, this historic bridge was the only place to cross the Colorado River for 600 miles.

This memorial pyramid marker honors one of the United States Government's first official camel riders.

Red sandstone structures dominate this landscape, which has been inhabited for some 5,000 years.

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

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.