A Roman-style column in Oregon hides a spiral staircase inside.

This municipal park along the Missouri River honors the galley central to the Lewis & Clark Expedition with a replica ship and sculptures.

Home of a French nobleman's short-lived attempt at raising cattle in the Badlands of North Dakota.

Examine the impact of the horse on Great Plains culture through exhibits on ranching, rodeo, and the Native American way of life.

The ruins of Theodore Roosevelt's beloved ranch stand in a forgotten corner of a national park named after him.

The world's largest Holstein cow.

A replica of a fort built from a frontier town's mass hysteria in the face of false reports of impending Native American violence.

An emporium for the weird, creepy, rare, and just plain gross.

World's only nuclear reactor operated by liberal arts undergraduates.

Featuring a casually threatening atmosphere along with dessert and coffee to die for.

An annual festival celebrating Colorado's most famous frozen corpse.

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

World's largest porcine hairball sits in a collection maintained by Benedictine monks.

A sculpture of a salmon swimming through a brick building.

Inside a humble hangar is some of the best roller derby the world has to offer.

No two pieces are exactly the same at Portland's hippo-themed hardware store.

Taking the 3D art experience far beyond blue and red glasses.

A logging-themed roadside restaurant surrounded by museum-quality machinery and artifacts from the industry's heyday.

These memorials built by an eccentric bachelor on the side of Interstate 5 cause both wonder and traffic accidents.

This stone, said to have once been a young woman, is sacred to the Dakota and Lakota nations.

Mennes invented the tags we all place annually upon our license plates, and his story is told frankly and in full upon his headstone.

A true roadside icon standing on the same plains that the herds once roamed.

The humble beginnings of the man known for his lavish "champagne" music.

An institution that preserves the history of institutionalization.