Craggy concrete faces are hidden in the walls of this artificial cave along the San Antonio River.

The saga of the massive nut begins and ends in Texas.

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

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

Texas's oldest bakery serves authentic German pastries, including legendary strudel.

Two small markers remember the Alamo's feline protectors.

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

255 feet of suds, scrubbers, and blow dryers.

Over 100 million years ago, beach-bound dinosaurs left permanent marks on San Antonio's landscape.

Ruins of a once-opulent grand Victorian resort.

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

A 131-year-old wunderkammer of Texas history.

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

These boots are made for selfies.

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

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

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

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

The short-lived history of a new republic and British control in West Florida.

The LSU mascot lived on the college campus in one of the most impressive tiger habitats in the country.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

A 19th-century Gothic, castle-like statehouse by the Mississippi River.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

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