The site of a defunct mill, that once supplied marble for the construction of the Lincoln Memorial.

An eclectic collection of artifacts from the Wild West is preserved in a remote fictional pioneer town.

A recreation of an Old West apothecary full of curios.

This otherwise unremarkable ski town building marks the site of Butch Cassidy's first robbery.

A hotel with a rich Wild West history of miners and bootleggers.

Oddly shaped rock formation, misassociated with a nearby utopian community.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

Legends surround this jagged rock formation in the New Mexico desert.

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 monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

This small interfaith chapel lies not far from the rim of the Grand Canyon.

The remnants of a creative early method of wildfire prevention.

An homage to everyone's favorite prehistoric cartoon family.

An incredible airplane graveyard sits outside this small museum dedicated to preserving aviation history.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

The story of Two Guns, Arizona could easily be described as a Shakespearian tragedy on Route 66.

A motel dedicated to Southwestern nostalgia.

This innocuous New Mexico storefront was once the secret jump-off spot for Manhattan Project scientists.

A small side chapel in Santa Fe's basilica is home to the oldest statute of the Virgin Mary in North America.

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

This southwest-styled home in Santa Fe claims to be the oldest house in America thanks to an ancient bit of foundation.

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

This spectacular track has run continuously since 1882.

The scene of one of the darkest moments in American labor history has been left essentially untouched since the tragedy.