Extreme cave diving / a production of Nova and National Geographic Television ; produced and directed by James Barrat.

Follow Dr. Kenny Broad as he dives into blue holes, the underwater caves that formed during the last ice age when sea level was nearly 400 feet below what it is today. With an interdisciplinary team of climatologists, paleontologists, and anthropologists, Broad investigates the hidden history of Ear...

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Bibliographic Details
Uniform Title:Nova (Television program)
Rovi Media Collection. Movies.
Rovi K-12 education materials.
Corporate Authors: National Geographic Television & Film
PBS Home Video
Other Authors: Barrat, James
Broad, Kenny
Skiles, Wes
Language:English
Language and/or Writing System:
Closed-captioned.
Published: [United States] : PBS Home Video, [2010], ©2010.
Series:Nova (Television program)
Rovi Media Collection. Movies.
Rovi K-12 education materials.
Subjects:
Genre:
Physical Description:1 videodisc (56 min.) : sound, color ; 4 3/4 in.
Other Uniform Title:Nova (Television program)
Format: Video DVD

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