The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Two small markers remember the Alamo's feline protectors.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

Home to an endangered salamander, a full moon celebration, and a large spring-fed outdoor swimming pool.

Turning night into day in Victorian-era Austin to thwart a serial killer.

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

The world's largest squirrel statue clutches a pecan bigger than your head.

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

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

The final resting place of New Orleans' most famous voodoo priestess.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

One of the oldest continuously-operated gay bars in the United States is allegedly haunted by Truman Capote and Tennessee Williams.

A snapshot of the city's fascinating voodoo culture.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

The only rotating bar in New Orleans has been slowly spinning since 1949.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

This strange, small castle on the bayou has withstood the test of time and weather.

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.

It's a pretty creepy lock-up.

St. Augustine's record-setting narrow street was designed to protect against pirates.

Location of a reliquary containing bone fragments of 18 saints.