These once-beautiful historic graveyards are set against the barren Virginia City hills.

The ruins of a military outpost from the 1860s form the centerpiece of a Nevada state park.

The castle where Martin Luther secretly translated the New Testament from Greek to German while in hiding.

Where the writer penned his famous story about a jumping frog.

The largest drain hole in the world.

One woman's Viking Castle on Lake Tahoe.

This corn maze so big you may want to pack a lunch, and possibly a flaregun.

Seven ceramic sculptures are scattered around this California college campus.

The capitol city's oldest existing cemetery.

A mesmerizing disco ball-like sculpture along the Sacramento River Walk.

Art Deco stylings conceal the true nature of this bridge.

This 15-story mural celebrates the 50th anniversary of the musician's iconic "At Folsom Prison" album.

The beauty and the beast of hydraulic mining is on full display at this California Historic State Park.

"You don't need a rocket scientist to build a steam engine, but we've got one." -Museum docent on the credentials of a restoration volunteer.

His discovery kicked off the Gold Rush. One of the hands on this commemorative statue points to the spot where he found the precious metal.

Pillars made of 700 pieces of luggage climb to the ceiling of Sacramento Airport's baggage claim.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

The tallest bridge in California was constructed for a project that was eventually cancelled.

This former boomtown "island" is now submerged below Folsom Lake.

This museum looks at the history of one of America's most famous prisons and most beloved albums.

The Empire Mine is "one of the oldest, largest, deepest, longest and richest gold mines in California."

Dentist's hated concrete colossi are now beloved icons of the community.