If you have a bat phobia, stay away from this Texas cave at all costs - but if you're neutral or a fan of the animals, this is one sight you'll never forget.

A Texas Wildlife Story,’ narrated by Matthew McConaughey, takes viewers from Mt. Guadalupe to the East Texas Thicket.

There is no exaggeration to the claim that 20 million bats migrate to and from Bracken Cave, creating a bat "tornado" in the process.

Historic flights and tourist treks deep into underground caverns take place near this Texas town, where you can stay at a charming Spanish-colonial-style hotel.

In 1963, Texas transportation crews drilling near I-35 in Georgetown punched through rock and uncovered a massive underground cave system hidden for thousands of years. Now, more than 60 years later, ...

A shooting star streaks across the Milky Way's luminous arm, its brilliant trail dissolving into the velvet darkness that blankets West Texas. Out here, 300 miles from Houston's glowing sprawl, the ...