Physical Geography II: Geology Of Caves & Caverns

by TMW
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Discover The Wonders of Our Earth and the forces and life forms that shape our world with the Physical Geography Series. This program illustrates what water can do below the earth's surface, over long periods of time. Using animated and real life sequences, this program explores some important caves, their formations and teaches students how underground water dissolves limestone to form caves, caverns, stalagmites, stalagtites and boxfork formations.