More than 5,000 contemporary and "historic" mustards from around the world.

"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.

Amateur taxidermy museum known for its large collection of white squirrels.

A house and yard adorned with bizarre concrete sculptures in a Milwaukee suburb.

A museum celebrating the self-taught artist-environment builder.

An oddly poignant roadside attraction celebrating American folklore.

Gambling, boozing, and yodeling animals cover the walls of this dive bar cum natural history museum.

A rare view of a preserved Victorian science museum.

A local farm's collection of unusual structures from a now defunct storybook amusement park.

Remnants of a storybook amusement park hidden behind a strip mall.

Eighteen miniature death-scene dioramas.

Walk through the history of American pop culture.

George Washington's dentures and Queen Victoria's dental instruments are in the nation’s official museum of the dental profession.

A museum dedicated to exhibiting remarkable outsider art.

Historic home of America's sweetheart sharpshooter, Annie Oakley.

The land is home to swimming ponies and a legendary 18th-century treasure.

Creaky dinosaurs grow in the backroads of Monmouth County, New Jersey.

A unique sculpture park that specializes in the huge and bizarre.

A world-class collection of mechanical musical instruments and automata.

A historic grist mill and active sluice on the Black River.

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

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

A toxic ghost town sitting atop a massive coal fire.

A wonderful collection of all things Oz is nestled in the heart of Kansas.