Formation of Black Hills Caves
Clip | 2m 12s
This clip from a 1990 documentary shows how some of the many caves in the Black Hills were formed.
Aired: 04/01/15
Images of the Past is a local public television program presented by SDPB.
Clip | 2m 12s
This clip from a 1990 documentary shows how some of the many caves in the Black Hills were formed.
Aired: 04/01/15
