The last unexplored place on earth : investigating the ocean floor with Alvin the submersible
by Brown, Aly (Author)
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Summary
Alvin Submersible, a deep-sea vessel that can sink miles below the surface, takes readers on a tour of the ocean floor where they will explore underwater volcanoes, discover lost hydrogen bombs, hear about storied shipwrecks and meet hundreds of new species living far beneath the waves. Full description