These banned cigarette vending machines now sell little pieces of pocket-sized art.

A 24-hour vending machine restocked daily with homemade full-sized pecan pies.

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

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

The Grand Canyon of Texas.

A popular swimming hole that hides one of America's most deadly diving spots.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

One part antique store, one part curiosities hodge-podge.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

A modernist landscape of water and sci-fi concrete.

An emerald-green grotto just a short trip from Austin.

This collection of over 50 classic pinball machines awaits visitors to downtown Roanoke.

This maze-like slot canyon is a unique gem within an already fascinating geological area.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

An acoustic anomaly with a mysterious cause.

An extravagant western hotel where every floor is the "ground floor."

A hillbilly theme park that proved so unpopular the land wouldn't even sell on eBay after it closed.

One of the most acclaimed eateries in Arkansas is a two-table diner on the ground floor of a family home.

The only diamond mine in the world where you can keep what you find.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

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

This replica of the Greek structure is in the heart of Nashville.

Visit this playground of waterfalls, caves and sinkholes.