Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

The superstar of Cold War nuclear bunkers has been featured in countless films but is now barely operational.

At one time this small mining village was the highest town in America but now it sits abandoned while the mine churns on.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

The highest bridge in America was built for an almost unnervingly small amount of money.

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

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.

The fairy tale castle of the "fairy-tale king."

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

This former coal gasification plant found a curious second life as a popular public park.

A museum dedicated to the history and exploration of both popular music and science fiction.

A giant Troll lurks under one of Seattle's oldest bridges.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Look closely and you’ll notice that the color changes a third of the way up the tower.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Cave carved out of a huge snow drift collapsed killing one and injuring five in July 2015.

The tiny church offers succor to travelers driving by, but only eight at a time.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

This semi-secret garden in south Seattle emulates a traditional Japanese garden using the plants of the Pacific Northwest.

Couple's personal collection of pinball machines turned public pinball museum.

A walk through the historic city center, under the streets of Seattle.

The first park built over a freeway is a brutalist masterwork.