Audio Player | The Diane Rehm Show from WAMU and NPR

On Now:

Roger Brucker and Jim Borden: "Beyond Mammoth Cave" (Southern Illinois University Press)

August 24, 2001

Two cave explorers - once rivals, now co-authors - tell the story of their discoveries in Kentucky's Mammoth Cave, which is three times longer than any other cave in the world.

Please install Adobe Flash Player.