Genre: Dokumentti
Stars: Peter Roberts
miehistö: Heinz Scheiderbauer (Director), Earle Luby (Writer), Earle Luby (Producer), Heinz Scheiderbauer (Director of Photography), Jack Davis (Editor), Francis Woolley (Sound Recordist)
Maa: United States of America
Kieli: English
Studio: RKO Radio Pictures, RKO Pathé Pictures
Runtime: 8 minutes
Laatu: HD
Released: Jan 01, 1957
IMDb: 10
Avainsanat:cave, speleology