Far below the surface of the unforgiving sea, the daring crew of DeepStar Six are explorers in a forbidding world of impenetrable darkness and unimaginable pressure. They have invaded the icy fathoms into which no human has ever ventured. Their mission is to establish a top secret Navy base on the ocean floor. But something's down there and the crew of DeepStar Six are about to make a startling discovery--there's no excape from the terror of the deep....

A discovery by submersible designer Hannah Bryson suggests a possible cause of mythical Atlantis's mysterious demise that has potentially cataclysmic consequences for the modern world.

"A gorgeous account of William Beebe's 1934 Bathysphere expedition, the first-ever deep-sea voyage to the otherworldly environment 3,024 feet below sea level"--