An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

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

The palatial McDonald's that inspired Wesley Willis.

The original vault that held the president's remains still stands, empty, not far from where he was finally buried.

This historic Illinois "Muffler Man" has been converted from axe-touting lumberjack to rocket-wielding space ace.

While he no longer has an eatery to give him context, this off-brand Paul Bunyan still holds his giant hot dog with pride.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

A monument to the art of slicing people open.

As the glaciers retreated out of northern Wisconsin, this unique natural wonder was crafted.

The only Frank Lloyd Wright-designed structure in the architect's hometown.

One of the last surviving C-97s sits in a field in front of a Wisconsin inn.

This forgotten beach house built to look like a Frank Lloyd Wright masterpiece overlooks a hidden beach.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

A bizarre house filled with an astounding array of collections.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

The symbol was surreptitiously built into the river bank by German prisoners of war.

A blacklight journey through a celestial art exhibit.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

A museum dedicated to the alleged Roswell Incident.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."