Audio problem: Throughout the movie when they are underground, when someone speaks sometimes you hear an echo and sometimes you don't.

Journey to the Center of the Earth (1959)
1 audio problem - chronological order
Directed by: Henry Levin
Starring: James Mason, Diane Baker, Pat Boone, Arlene Dahl, Alan Napier, Peter Ronson, Robert Adler, Thayer David
Factual error: Iceland sure looks a lot like the California desert.
Sir Oliver Lindenbrook: Your entire presence is a constant criticism of me. I'm tired of it, I've had enough.
Carla Goetabaug: You've had enough! Well, let me tell you, you... you dried up walnut of a man, if anyone's had enough, it's me.
Sir Oliver Lindenbrook: It's I.
Trivia: The dimitrodon, the dinosaur in the middle of the movie, is actually a real lizard (a basilisk, in fact) with a sail glued onto its back.
Question: When the gang explore the ruins of the city, you can hear a low pitch humming noise. What was making that noise?





Answer: It's just an added sound effect that foreshadows an ominous event (the giant reptile) that is about to happen. It's not meant to be anything naturally occurring.
raywest ★