This gallery of prehistoric red ochre art lines the wall of a scenic segment in Utah's San Rafael Swell.

Two hundred tons of pioneer artifacts were painstakingly recovered from a shipwreck at the bottom of the Missouri River.

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

A modern day curiosity cabinet.

The world’s first penitentiary, meant to be humane, drove men insane.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

A layered tribute to the work of mosaicist Isaiah Zagar.

A mysterious castle built as a monument to lost love.

Beer lover's can-covered house.

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

It specializes in outsider art and artifacts of secret societies.

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

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

HFH's slum simulation is either a noble recreation of poverty or a cringeworthy attempt at same.

A massive tribute to this small county's top agricultural product.

A real (but thankfully not live) missile stands tall as a monument to the United States military in the small town of Cordele.

A fitting attraction for the corn capital of the world.

The ghostly remains of an accidental sea.

Community bookshelf of 25-foot-tall book spines.

This giant green head remembers one of America's jazz giants.

This abandoned prison castle has become an imposing gallery of graffiti art.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

The world's largest collection of fine-scale miniatures and one the nation's largest collections of antique toys.

A hobby born from insomnia has turned into a hangar full of objects that have been be-buttoned by the Button King.