Beneath The Pennines: The Lancaster Hole (1977)

The golden age of cave exploration falls well within living memory. Veteran caver Jim Eyres, of the British Speleological Association, relives the last great Pennines discovery - the Lancaster Hole - which allowed access to miles of river-ways, caverns and grottos beneath the western dales.

• Release Date: 1977-12-06
• Runtime: 0h 27min
• Production Company: BBC North
• Director: Sid Perou