A geological oddity formed by two rivers carving out a mass of limestone on both sides.

This whimsical statue marks the high water level from the Great Flood of 1993.

A steeple that now houses a small church.

This grand old 80-foot sequoia towers above the buildings in the city’s retail center.

Twin Peaks' real life Double R Diner has been restored to its damn fine television look.

A massive sea stack famous for its appearance in The Goonies.

On the Oregon coast there is a natural hole that seems to be draining the sea.

The last location where Buddy Holly, Ritchie Valens, and J. P. "The Big Bopper" Richardson played before their tragic deaths.

A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

For just a few bucks, this Iowa funicular will let you feel like an 1800s fat cat.

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

In rural Iowa, an imported 19th-century windmill overlooks an unlikely enclave of Danish culture.

A monument celebrating the Black soldiers of the 9th and 10th Cavalry.

A cannon designed to fire an atomic warhead.

These otherworldly limestone formations jut out from the Kansas prairie.

Also known as the Cathedral of the Plains, this church holds the distinction of being one of the "8 Wonders of Kansas."

The world’s largest combined collection of U.S. and Russian aircraft got its start in a poultry building.

Curious rock formations in a tiny Kansas state park.

This mid-19th-century dugout was once home to a Swedish family as they erected their homestead.

Marking the spot where a conquistador gave up his search for the fabled Seven Cities of Gold.

The oldest house in Lindsborg, Kansas, includes some fascinating inscriptions.

This historic early-20th-century building still boasts some of its original features.