Some of the tallest ancient American ruins continue to inspire awe and curiosity.

This old army installation has worn many hats throughout its history.

This deserted Gold Rush town is home to a Masonic lodge that, strangely enough, still holds meetings.

Storage units with a wartime past.

This replica small town lets visitors take a stroll through the story of progress in the U.S. via thousands of Americana artifacts.

The wreckage of a deadly bomber plane crash can still be found near an Arizona peak.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

Miniature art that tells an enormous story.

A self-built castle made by a mysterious man.

This massive home was constructed by one of the greatest conservationists in Colorado history.

A remote sandstone plateau named for a legendary cattle rustler.

This modern antique shop is a museum for 1980's Saturday morning cartoon culture.

A sculpture for the sun and stars, created by Nancy Holt.

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

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

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

A small oasis not far from downtown Moab.

This granite monument at the site of an ill-conceived tourist attraction is built from the same stone as the Mormon Temple.

In the heart of Brigham Young's promised land sits a festering plot of industrial ruin that has been claimed by society's outcasts.

The remains of a century-old mansion that met a fiery demise years after it was deserted.

Open-air cremations in Colorado's self-proclaimed spiritual mecca.

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

A downtown park built on top of unclaimed graves.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.