At one time this small mining village was the highest town in America but now it sits abandoned while the mine churns on.

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

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

Thousands of years ago, Indigenous people painted images onto these canyon walls that are still on display today, provocative, mysterious, and enduring reminders of the people who lived here long ago.

Only a few signs remain of the buried Colorado mining town that supplied the uranium for the first atomic bomb.

Metal water storage tank turned ethereal concert hall.

Within the former ghost town of Cisco is a carefully restored tiny town with one resident and its own art residency.

The giant stump of the once towering cottonwood where Ute people held tribal meetings.

Two creeks flow out of either end of this canyon in opposite directions.

This interpretive path lets you get up close and personal with dinosaur bones.

The home of a formerly enslaved man who went on to become a prospector, entrepreneur, and activist for Black rights.

A research lab and hands-on museum where visitors can experiment with retro technology.

A beautiful combination of living flora with preserved bones covers the shelves of this shop.

A seven-story 1920s mausoleum outside Denver houses thousands of remains.

Few things look more out of place than the electric blue ponds in the reddish-brown desert of Utah.

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

A house carved into a rock in the 1940s.

This raised bulls-eye visible from space was the subject of an intense geologic controversy.

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

Once an unstoppable source of gold and silver, this town came to a grinding stop when the groundwater proved deadly.

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

One of the largest Buddhist stupas in North America is built of concrete designed to last 1,000 years.

The clock that sets them all.

The wreckage of a World War II bomber is hidden high in the Colorado wilderness.