This mysterious petroglyph evokes the ancient swastika symbol but was later vandalized with the more troublesome Nazi one.

An outdoor sculpture park of giant pink robots and post-apocalyptic Christmas scenes.

Instead of faces, these sculptures have barcodes—statements on societal dehumanization.

The overgrown ruins of a once thriving World War I-era copper mine.

Lemon Grove, California is known for its giant lemon...and mummified bodies.

A couple turned their front yard into an artistic masterpiece.

Lucha Libre (Mexican Wrestling) themed taco shop.

An inconspicuous footbridge beloved by San Diego locals.

This enigmatic building features numerous architectural styles.

This memorial pays homage to Pueblo's four Medal of Honor recipients.

This nearly abandoned town was once a thriving mining community until a series of fires.

Once a lonely sentinel on the edge of the Great Plains, this rebuilt trading fort offers a glimpse of life on the Santa Fe Trail.

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

An antique narrow gauge railway line still running through the Colorado and New Mexico mountains.

Toss a Frisbee through the ruins of this Colorado gold mining town.

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

The largest dinosaur trackway in North America is tucked away among this canyon's ghosts and archaeological gems.

The largest source of fossilized insects anywhere.

Silver in the hills led to the speedy creation of this boom town and a lack of it saw the town abandoned nearly as quickly.

This spectacular track has run continuously since 1882.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

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

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."