欢迎大家来此在线收看《国家地理探险家：探索无底洞穴》的高清完整版。本片是由著名导演Pablo Durana Drew Pulley 的一部精彩的纪录 影视作品，该片讲述的是：A team of elite cavers led by 68-year old Bill Stone attempts a months-long expedition to officially make Cheve Cave in Oaxaca, Mexico the world’s deepest cave. A massive logistical undertaking above ground supports the lead team in the depths as they navigate an underground maze of twisting tunnels and dead ends in search of a passage that leads to the bottom of deepest cave o...

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