{ "item_title" : "The Subterranean World", "item_author" : [" Georg Hartwig "], "item_description" : "The Subterranean World by Georg Hartwig is a comprehensive guidebook that explores the fascinating underground realm. The book delves into the geology and geography of the subterranean world, examining the different types of caves, tunnels, and caverns that exist beneath the Earth's surface. Hartwig's writing is both informative and engaging, as he takes readers on a journey through the various underground landscapes, from limestone caverns to volcanic lava tubes. He also explores the unique flora and fauna that inhabit these subterranean environments, including bats, salamanders, and blind fish.The Subterranean World also examines the history of human interaction with underground spaces, from ancient cave paintings to modern-day mining operations. Hartwig provides a detailed look at the tools and techniques used by miners and spelunkers, as well as the dangers and challenges they face.Overall, The Subterranean World is an excellent resource for anyone interested in the fascinating world that exists beneath our feet. It is a must-read for geologists, adventurers, and anyone who wants to learn more about the hidden wonders of the Earth.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.", "item_img_path" : "https://covers1.booksamillion.com/covers/bam/1/43/263/652/1432636529_b.jpg", "price_data" : { "retail_price" : "44.95", "online_price" : "44.95", "our_price" : "44.95", "club_price" : "44.95", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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