Cave climbing is growing as a recreational sport, but those who seek to preserve these geologic wonders worry that this seemingly innocent activity is causing irreparable damage to the cave’s surface. The caves in Bend, Oregon are a fragile legacy of a very violent volcanic age. In order to ensure their existence for appreciation by future generations, recreational cave-goers may be required to cooperate with preservationist efforts.
First Broadcast: 1996
Producer: Jim Newman