The Underworld

A thrilling picture of the weird creatures in the deepest parts of the ocean – and the adventurers who are plumbing our world’s unexplored depths … [Casey] shadows scientists and explorers going where, well, no man has gone before … Her account of these dives must be described as immersive – as well as adrenaline inducing. Yet what motivates the book is not shallow excitement but heartfelt wonder … The weird deep-sea creatures, especially, inspire fine writing. * The Sunday Times *Masterful and mesmerizing, Susan Casey’s THE UNDERWORLD is an irresistible mix of splendid scholarship, heart-stopping adventure writing, and vivid, visceral prose. Her book about the ocean’s deeps is both uplifting and profound in the literal sense. I was riveted to every page. – Sy Montgomery, author of THE SOUL OF AN OCTOPUSCasey’s descriptions of the shimmeringly strange life teeming below the waves capture her wonder and ravishment in prose that morphs into poetry … enthralling. * Boston Globe *Not just a knowledgeable guide, Ms. Casey is also a memorable wordsmith … [Casey’s] book has more than enough deep-sea biology and geology to dazzle. * Wall Street Journal *A fascinating history of mankind’s journeys to the depths of the ocean and the intrepid scientists and adventurers who have devoted their lives to the work … Casey’s book satisfies our greatest curiosities about the mysteries of the ocean. * Time *Casey proves to be an exceptional adventurer and chronicler but also a member of a community dedicated to exploration and conservation of our least-understood aquatic wild places. * Los Angeles Times *An awe-inspiring journey. * People *[The Underworld] is a fine tour of the history and challenges of exploring this most fantastical and forbidding of earthen worlds. * Washington Post *[An] entertaining account … wondrous … Casey excels at conjuring the “marvelous weirdos” that glide through submersibles’ beam. * Scientific American *One of the most accurate and vivid portrayals of a deep-sea dive that I have ever read. * Science Magazine *A thrilling and enlightening exploration of the deepest parts of the world’s oceans, featuring some of the most daring aquanauts using cutting-edge technology to make discoveries that boggle the mind. * The Explorers Journal *Prepare to submerge. Susan Casey is a reporter in a league of her own. She will go anywhere to get her story. This one is full of astounding news, great characters, wondrous explorations, and a full measure of outrage. Deep-sea mining, you will come to understand, must be stopped. – William Finnegan, author of Barbarian Days: A Surfing Life

Susan Casey is the author of the New York Times bestsellers Voices in the Ocean, The Wave and The Devil’s Teeth. She is a National Magazine Award-winning journalist whose work has been featured in Esquire, Sports Illustrated, Fortune, Outside and National Geographic. Casey lives in New York City and Maui.