When the world screamed

Professor Challenger drills into the earth until he reaches the mantle, convinced that it is a sentient being and that by doing so he will be the first person to alert it to mankind’s presence. He awakens the giant creature, which then proceeds to destroy his machine, covering the spectators with a noxious liquid in the process..

The bombastic Professor Challenger is convinced that a sentient being lurks in the mantle of the earth. Aided by Edward Malone and Peerless Jones, he must drill down through the earth’s crust to alert the creature of humankind’s existence.