A once-groundbreaking power plant turned into a hotel and mini-museum of archeological and geological wonders.

This family driveway also serves as the highest point in Illinois.

The world’s largest collection of angel figurines includes 600 black angels donated by Oprah Winfrey.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

Hidden away in the city of Madison, Wisconsin is a nearly forgotten home that Frank Lloyd Wright built for a childhood friend.

The holiday spirit lingers year-round in the "Christmas City of the High Plains."

A rancher expanding a natural spring for his cattle came up with bones – lots and lots of them.

An experimental, automotive replica of Stonehenge.

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

A decaying building marks the site associated with Emmett Till's brutal 1955 murder, which helped sparking the civil rights movement.

This eclectic Austin curiosity shop is home to all things strange and unusual.

A view-altering observatory at the University of Texas.

Locals purchased this abandoned quarry in order to make sure it continues to be overgrown.

A propulsion engine testbed that paved the way for the Space Shuttle launch sits without recognition at this rocket center.

This relatively recently abandoned brewery is a tragic reminder of the continuing effects of Hurricane Katrina.

The first patented shaved-ice machine heralded a snowy wonderland of iced treats at a favorite New Orleans summer shack.

This strange example of the Egyptian Revival architecture trend now holds Mardi Gras floats.

This Birdsill Holly fire hydrant is the remnant of a very different type of hydration innovation.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

This picturesque abandoned home is rumored to be a spite house.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

The oldest surviving botanic garden in the United States.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.