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DVD, 2009
Current format, DVD, 2009, , Available .
DVD, 2009
Current format, DVD, 2009, , Available . Offered in 0 more formats
Chronicles the exploration of the world's most exotic new cave: New Mexico's Lechuguilla Cave, which remained undisturbed for millions of years until 1986. Also see the 1972 expedition that stumbled upon a passageway that linked the Mammoth and Flint Ridge Cave systems, creating the longest cave network in the world.
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