
Texas State Historical Association
@txsthistassoc
A non-profit whose mission is to further the appreciation, understanding, & teaching of Texas history.
Legacy of TX Book Store📚 bit.ly/3Z9wPfR
ID: 177252956
https://www.tshaonline.org/ 11-08-2010 17:14:54
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On this day in 1964, Natural Bridge Caverns, the largest known cavern in Texas, was opened to the public. The cavern was discovered on March 27, 1960, by four spelunkers who were students at St. Mary's University in San Antonio. So cool, Natural Bridge Caverns !





