Visitors can walk over the largest concentration of Columbian mammoths to have died from one event.

Official museum, hall of fame, and repository of the Texas Rangers.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.

A medieval castle in the middle of rural Texas.

This sacred cavern, 400 feet deep, is home to millions of bats and an ancient burial ground.

A curious cone-shaped structure made of wire and covered with antlers.

A spur fit for a giant sits just off Highway 281 in Texas.

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

This underwater old Texas hill town only resurfaces during harsh drought.

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

A grove of colossal man-made flowers built to collect the sun's rays.

Life's work of sculptor Elisabet Ney remains preserved in her last studio.

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

This stone windmill marks an old, mysterious homestead in what is now central Austin.

A free, canine-friendly alternative watering hole near the more famous Barton Springs.

A recreated Stonehenge stands in a country field, complete with Easter Island moai heads standing as sentries.

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

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

A fruit-loving town welcomes visitors with a giant melon set against the sky.

Abandoned railroad tunnel is home to a colony of three million Mexican free-tail bats.

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

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

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

An amazing stag sculpture constructed entirely of discarded materials.