Gen: Documentar
Stele: Peter Roberts
echipaj: Heinz Scheiderbauer (Director), Earle Luby (Writer), Earle Luby (Producer), Heinz Scheiderbauer (Director of Photography), Jack Davis (Editor), Francis Woolley (Sound Recordist)
Țară: United States of America
Limba: English
Studio: RKO Radio Pictures, RKO Pathé Pictures
Durata de functionare: 8 minute
Calitate: HD
Publicat: Jan 01, 1957
IMDb: 10
Cuvinte cheie:cave, speleology
