This head-spinningly bizarre Depression-era art cave is wall-to-wall quartz and Jesus.

One of New York's most iconic authors is strangely honored by this Oklahoma park.

It reportedly took three years to sort through all the objects in this eclectic lifelong collection.

Nature's biggest mammal swims in landlocked Oklahoma.

Once the smallest park in the national system.

The fifth tallest statue in the United States is a shirtless monument to the oil worker.

Standing at 21-feet tall, this space cowboy adds to the legacy of Route 66's muffler men.

One of the best examples of Art Deco architecture in the United States.

A former chicken restaurant that doubled as a speakeasy is now a quirky home full of wonderfully strange traditions.

East meets West in this Japanese-style garden featuring plants native to Maine’s Mount Desert Island.

A nature and outdoor art preserve features the large-scale, abstract works of a renowned Maine folk artist.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

Bathe in these natural hot springs located high in the Andes Mountains.

This haunted hotel built on natural springs once served as a hospital for a quack doctor promising a cure for cancer.

An elderly widow still operates the incredibly detailed model railroad she and her husband built by hand.

This fairy tale-themed amusement park is now abandoned, and childhood metaphors abound.

An Iowa town celebrates its heritage with the tallest working Dutch windmill in North America.

A mysteriously dark cemetery monument fuels stories and legends galore.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

Now nearly abandoned, Kaskaskia was once the capital of Illinois and one of the most important towns on the upper Mississippi.

The hometown of Popeye's creator is littered with a growing collection of granite cartoon characters.

In the Shawnee National Forest, amazing rock formations peer through the treeline.

Years of archaeology, just chillin' by the water cooler.

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