Tür: Belgesel
Yıldızlar: Peter Roberts
mürettebat: Francis Woolley (Sound Recordist), Jack Davis (Editor), Earle Luby (Writer), Herman Fuchs (Music Supervisor), Heinz Scheiderbauer (Director of Photography), Heinz Scheiderbauer (Director)
ülke: United States of America
Dil: English
Stüdyo: RKO Radio Pictures, RKO Pathé Pictures
Çalışma Süresi: 8 dakika
Kalite: HD
Çıkış: Jan 01, 1957
IMDb: 10
Anahtar kelimeler:cave, speleology
