National Geographic - The Search for China's Blue Hole (2015) [Documentaries]

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National Geographic - The Search for China's Blue Hole (2015)

The Search for China’s Blue Hole

A group of underwater cave enthusiasts and mountaineering organizations explore the Leye pre-history Karst in the Guangxi Zhang Autonomous Region. Never-before filmed, these underwater caves are home to species not yet discovered.

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Related Documentary

Hi-Def, Hobby, Scuba Diving, China, National Geography, 2015, January 2017, Documentaries

National Geographic - The Search for China's Blue Hole (2015)

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