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Studying Giant Squid
Smithsonian Zoologist Dr. Clyde Roper (rear) and museum specialist Mike Sweeney...
Dr. Clyde Roper prepares to dive thousands of feet to a giant squid habitat off the...
Underwater Parks in 3-D
As I readied myself and my camera for a dive in Yellowstone Lake, the largest body...
Swimming With Sharks
Lying in water only a foot deep, I watched the shark meander lazily through the...