Unknown World 1951
![Still image taken from Unknown World](https://channelhopper.org/media/336253/jCVUStB1Pd8mpQkMx3qgaECZQtB.jpg)
'Drilling into the forbidding depths of the earth!'
With the cyclotram, an atomic-powered rock-boring vehicle, Dr. Jerimiah Morley leads an expedition into a subterranean world.
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