Abandoned silver mine strewn with wrecked and twisted structures.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

This Colorado hiking trail provides a small gold mine of abandoned gold mines.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

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

This spectacular track has run continuously since 1882.

When ecosystems collide in the arid Southwest.

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

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

The largest self-built castle in the U.S., six decades in the making.

A technicolor place of worship for Elevationists.

Colorado's only active volcano last erupted around 4,000 years ago.

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

At this gas station in the middle of the desert, a convenience store has been carved directly into the rock.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

This ancient cave is home to a museum, bar, and is filled with fluorescent minerals.

Nature has shaped this drainage tunnel into the digestive tract of a mighty beast.

Eulogizing an unknown man's unusual demise.

Opened in 1956, the first modern indoor shopping mall in the world was inspired by the shopping arcades found in European cities.

This huge pile of volcanic boulders hides a stunning network of secret grottoes.

Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.

A rare underwater observatory in the Caribbean that provides breathtaking views of vibrantly colored aquatic life.