After retiring, Gary Pendergrass turned his yard into a wonderland of outsider art.

A few times a day, you can see an animatronic cowboy shoot-out.

Travel through the hidden underbelly of the city in colorful tunnels filled with art and history exhibits.

The Grand Canyon of Texas.

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

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

This water tower slanted at an uncomfortable angle off the old Route 66 was an ingenious marketing ploy.

A modernist landscape of water and sci-fi concrete.

Once the smallest park in the national system.

A statue in the Texas town that proudly calls itself the killer bee capital of the world.

The tree is thought to be the oldest oak in Texas and was once crowned state champion for its monumental size.

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

This unique shop is full of memento mori art, antique medical equipment, secret society paraphernalia, and historical relics.

The stone labyrinth in this New Orleans city park was laid to symbolize healing in the wake of Hurricane Katrina.

An artist weaves "wooden quilts" with scraps salvaged from his Katrina-damaged home in Tremé.

A little piece of Paris in the sultry south of the U.S.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

A typical "Old South" manor, once owned by author Anne Rice, served as the setting for several of her witchcraft sagas.

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

A brick-lined alley full of public artwork tucked away in downtown Gulfport.

One of the best places in Florida to spot rare, carnivorous pitcher plants.

Come for the boats, stay to explore the intriguing assortment of art.

Alabama has a fiberglass Stonehenge. With apologies to Spinal Tap, this one is full-size.