
This cool Tennessee cave is permanently 58 degrees—even on hot summer days, providing respite from the blazing summer sun (and education, to boot!)
Mary Catherine Scott – Southern Living
Photo: Dsdugan / Wikimedia Commons

This cool Tennessee cave is permanently 58 degrees—even on hot summer days, providing respite from the blazing summer sun (and education, to boot!)
Mary Catherine Scott – Southern Living
Photo: Dsdugan / Wikimedia Commons