Genre: Dokumenter
Bintang Aktor: Peter Roberts
Crew: Francis Woolley (Sound Recordist), Herman Fuchs (Music Supervisor), Jack Davis (Editor), Earle Luby (Producer), Heinz Scheiderbauer (Director), Heinz Scheiderbauer (Director of Photography)
Negara: United States of America
Bahasa: English
Studio: RKO Radio Pictures, RKO Pathé Pictures
Runtime: 8 menit
Kualitas: HD
Rilis: Jan 01, 1957
IMDb: 6
Kata kunci:cave, speleology
