Graham Hancock reveals how the end of the last Ice Age caused sea levels to rise over 400 feet, submerging what was once the most desirable land on Earth our ancient coastal civilizations. He explains that vast regions, nearly 27 million square kilometers of continental shelves, now lie hidden beneath the ocean, largely unexplored by modern archaeology. While researchers focus on shipwrecks from recent centuries, Hancock urges that the true mysteries lie beneath the waves where entire chapters o

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