The Underground Eiger - Cave Diving Documentary 1979

The Underground Eiger is a made-for-television documentary that was released in 1979. It details a world record-breaking cave dive of 6,000 ft (1,800 m) made by Geoff Yeadon and Oliver Statham from West Kingsdale Master Cave, in North Yorkshire, England to Keld Head. An estimated 20 million viewers watched its television debut. It has been called "legendary in caving folklore," and notable cave diver Rick Stanton cites it as the impetus that sparked his interest in cave diving.