This simple home was the beginning of a long journey for the iconic Western film star.

The world's only three-story rotary jail is now a museum to a bizarre trend in prison design.

A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

A one-of-a-kind sundial at the Very Large Array honors a radio astronomy pioneer, incorporating the original piers from his breakthrough radio telescope.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

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

The ruins of this abandoned fort now stand as a picturesque reminder of America's march West.

A popular rock that acted as a waymarker for American pioneers.

A monument to the egos of two railroad magnates that fell into decline along with their careers.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

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

Surrounded by a hundred mile radius of billboards, Little America is a roadside attraction whose primary appeal is hospitality.

Long before guestbooks and hotels, frontier travelers signed their names on this rock face.

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

A museum dedicated to the alleged Roswell Incident.

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

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

Giant telescope mirrors built in a spinning furnace under a college football stadium.

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.

The first declared National Monument in the United States.

A museum and tribute to a brave profession.

A smoke stack so large, the Washington Monument could fit inside!