Carlsbad Caverns / [produced by] Dallas County Community College District.

Often geologic forces produce violent events, but at other times the results can be miracles of nature. Over millions of years, groundwater seeping through sedimentary rock formations has created some wondrous caverns and caves. One of the most beautiful examples is in New Mexico. This video present...

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Bibliographic Details
Format: Video
Published: Dallas County, TX : Dallas County Community College District, 2012.
Series:Academic Video Online
Online Access:Click for online access