A historic, scenic mill that was forced to close due to overlogging.

Where the author wrote her beloved "Little House" books.

In Edwin Hubble's hometown, a scale model of the groundbreaking telescope that was named in his honor.

Nestled in Onondaga State Park, over 100 canoes carefully stacked in a replica of the famous standing stones.

Destroyed by flood waters, prison now serves as a training ground for armed forces.

Away from the crowds of fishing enthusiasts, take a hike deep into the woods and journey into an eerie darkness.

Around 50 million gallons of water flow from this spring every day.

The world's second largest rocking chair is found on Route 66 in Cuba... Missouri.

A flat slab of stone perched hundreds of feet above the Gasconade River in the northern Ozark mountains.

Curious cave that stays a cool 56 degrees all year long.

The maximum security facility was once thought to have "the bloodiest 47 acres in America."

An underground river pushes more than 200 million gallons out of this Missouri spring every day.

One of the deepest springs in Missouri.

It's as if the herds walked straight out of a fairy tale into the Missouri wilds.

Once an ambitious nature spa, these forest ruins now provide a serene monument to failure.

If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

Human remains in varying states of decay are strewn about this Texas State facility for scientific study.

The pit stop from "The Texas Chainsaw Massacre" now serves beef and pork barbecue, not people.

Victims of the Webster Massacre are buried here in a mass grave.

A tiny graveyard with a mysterious past.

Now abandoned, this East Austin school for the disabled began as the "State Colony for the Feeble-minded."

An entire subdivision was accidentally built on a flood plain, resulting in its eventual demolition—but the streets are still there.

It may take some time to locate, but it's sure to warm even a heart of stone.

Giant heads occasionally litter the industrial Houston neighborhood where sculptor David Adickes has his studio.