本书分两大部分。第一部分主要讲述古今中外著名的探险故事。第二部分主要讲述近100年来发生在世界各地的各种重大灾难。内容真实惊险，扣人心弦——一个个人类向自然挑战、向极限挑战、向生死挑战的探险故事，将带你进入一个非同寻常的世界，并将大开你的眼界。
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