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

Witnessing the might of this dessert-colored desert waterfall is a rare, powerful treat.

Most-visited and most-photographed slot canyon in the American Southwest.

Rippling sand dunes frozen in the Arizona rock.

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

A little-known hot spring haven right below the highway.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

Colorado's only true geyser is hidden within the San Juan National Forest.

This super steep hike ascends 2,000 feet in less than a mile.

When ecosystems collide in the arid Southwest.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

When zealous marijuana enthusiasts kept stealing the "Mile 420" highway marker, the State of Colorado got creative.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

The famous greeting card maker owns a collection of paintings by the famed surrealist.

The Bucyrus-Erie model 1850B electric shovel, or "Big Brutus," the largest existing electric shovel in the world.

One of the Eight Wonders of Kansas and the first official National Natural Monument these stark formations look like nature's Stonehenge.

These elevated trucks were put in place as a middle finger to The Man, but are now considered folk art.

Turnip-shaped island just off the Michigan shore in Lake Huron.