Two small markers remember the Alamo's feline protectors.

Three hundred years of preserved Spanish colonial history in San Antonio.

Once in disrepair, this popular Texas stop along iconic Route 66 has been restored to its past glory.

A 131-year-old wunderkammer of Texas history.

The summer home of the largest colony of bats in the world.

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.

Modern technology and live displays tell the story of the Pacific during WWII for the Internet generation.

It's easy to see why this eclectic architectural wonder has been dubbed the "Spaceship House."

A natural formation that resembles a camel resting in the New Mexico desert.

A blacklight journey through a celestial art exhibit.

The fictional star of "Breaking Bad" is memorialized with a real-life gravestone in his hometown.

More than 21,000 images fill this overlooked gem of a prehistoric site.

This museum started as a collection of Manhattan Projects and continues to add exhibits as they are declassified.

Home of the International Space Hall of Fame.

This pseudo-steampunk weapons facility is the world's largest wood and glue structure, and packs quite a wallop.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

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

A museum dedicated to the alleged Roswell Incident.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.