Race to the Bottom: Personal Submersibles

By Tom Hall - 2013-10-11T16:53:35Z

Photograph courtesy of U-Boat Worx

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Among those lucky (wealthy) enough to own their own submersibles are billionaires Paul Allen and Roman Abramovich, so you'll be in refined company as you plumb the depths searching wrecks and coral reefs.

Left: The U-Boat Worx C-Explorer 5 submersible.