The fastest mail service in the west is tracked and memorialized along this 1,400 mile trail.

This pristinely abandoned filling station on the edge of a graveyard is populated solely by unsettling mannequins.

A big museum full of little worlds.

A chessmaster's dream destination.

The world's second largest rocking chair is found on Route 66 in Cuba... Missouri.

A museum dedicated to man's boldest venture.

European castle ruins in an American state park are actually the product of death and grief.

Less a museum than a bizarre fantasy world created by artists and engineers.

An impressive collection of farm equipment and other artifacts from life on the prairie.

This monument remembers one of the manliest men of the frontier who fought a grizzly before dragging himself 200 miles to safety.

This geodesic gallery holds a collection of painted spheres that make traditional canvases look lazy by comparison.

A six-ton, 12-foot-tall concrete prairie dog is touted as the largest in the world.

One of the world's most definitive collections of musical instruments, spanning all cultures and historical periods.

The farthest you can be in the contiguous U.S. from a McDonald's location.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

The oldest still-existing mosque in the United States sits in a remote prairie in North Dakota.

These former Cold War launch sites have been preserved for tourists to see where the button might have been pushed.

Annual convention held by the largest pyrotechnic community in the world.

On the windswept Dakota plains there is a memorial to circus workers who were struck down by lightning.

One man's quest to save his town with a trail of record-breaking sculptures.

The remnants of an early American attempt at missile defense.

This beautiful ancient site is dotted with perforated sandstone pillars considered sacred by some Native American groups.

The highest point in Montana is as rugged and singular as the state itself.

With over 340,000 artifacts and counting, there is something for everyone, often called the "Smithsonian of the West."