Inner Space Cavern

From Community Impact April 11, 2008...

In 1963, while drilling to test the stability of the ground to build IH 35, the Texas Highway Department, now the Texas Department of Transportation, found an air pocket. Workers drilled a larger hole and lowered the smallest man on the crew into the unknown. He was the first person to see the cave, known as Inner Space Cavern.

“When they discovered the cave, they were having a big push to go to the moon and explore ‘out space,’ and while they were exploring ‘out space,’ they were exploring ‘inner space’ inside the earth,” said Inner Space Cavern’s general manager, Taunya Vessels.

Prior to 1963, the cave, which is the largest known cave in Williamson County, had been completely sealed for more than 10,000 years.

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