A museum, walk-through diorama, and library nestled under one castle-like roof.

A former barn converted into a massive train diorama.

Five acres of divinely inspired folk art.

The farm toy capital of the world hosts a museum filled with toy tractors dating back to the late 1800s.

Piled high inside this warehouse and coffee shop are salvaged goods that span every corner of the globe.

Most comprehensive museum in America devoted to one ethnic group.

The oldest university museum west of the Mississippi retains its 19th century feel.

Eight feet in diameter and more than 24 feet around.

Millions of dollars worth of sculpture decorate this Iowa city center.

A single artist is behind these large-scale models made of hundreds of thousands of two-inch wooden matchsticks.

The world's only three-story rotary jail is now a museum to a bizarre trend in prison design.

A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

A warning to the weak-kneed: This narrow bridge does its swinging eight stories high.

A number of gruesome unsolved murders have turned this simple home into a morbid tourist trap.

This sculpture gallery is home to magnificent beasts made of scrap metal and found objects.

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

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.

Just a man taking his prehistoric pet for a stroll.

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

A place where the laws of nature seem to have gone completely berserk... but of course haven't.

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

A museum of the dime museum that features weird entertainments of yesteryear, from feejee mermaids to flea circuses.

Museum with an extensive collection of Cray supercomputers and related artifacts.

A museum devoted to the victims and the survivors of the most catastrophic fire in American history.