These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

Treehouse motel and treehouse-building school.

This collection honors the iconic, and proudly American lighter that just won't quit.

A park full of outsider art, created by college students studying outsider art.

A failed piece of Orientalism has become the proud symbol of a community.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

When the Austin Dam failed it destroyed much of Austin...and then it failed again.

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

One man's extraordinary topiary garden in a small South Carolina town.

A roadside collection of over-sized iron creations that are a bit more macabre than most.

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

This structure among the trees was the result of divine inspiration.

A small car graveyard sits in the shadow of the famous Cadillac Ranch.

A trio of colossal statues spread across a Dallas neighborhood chart the emergence of a giant robot born of a locomotive and spilled gin.

Beer lover's can-covered house.

A master plumber has turned his love of art and toilets into a folk museum that's not taking the piss.

A former electrical substation is now home to an eccentric junk art masterpiece.

A private collection of massive steel monsters guarding a Texas pipe works.

A Victorian mansion, painstakingly reproduced to appear just as the the Munster's family home did on TV.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

Doris Duke's lasting collection of Islamic Art, hidden in a Hawaiian paradise.

Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.

Native Americans built this circle of stones, which was used to predict astronomical events.