国家/地区：美国
时长：120分钟
语言/字幕：英语
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 …
A team of elite cavers led by 68-year old Bill Stone attempts a months-long expedition to officially make …
