Paul Tierney grew up exploring the caves of Eastern Kentucky, where he now helps others do the same as a park naturalist at Carter Caves State Resort Park in Olive Hill, Kentucky. He says it’s a great place to explore – both above ground and deep below it.

Paul Tierney grew up exploring the caves of Eastern Kentucky, where he now helps others do the same as a park naturalist at Carter Caves State Resort Park in Olive Hill, Kentucky. He says it’s a great place to explore – both above ground and deep…