Had President John Tyler not been delayed below decks, he too would likely have been killed.

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Seamen must constantly move between the pitch black of below decks and the bright sunshine above.

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Many passengers slept in hallways or outside to escape the odors and heat below decks.

CNN: February 18, 2013 -- Updated 2125 GMT (0525 HKT)

Many passengers took to sleeping in hallways or even outside to escape the odors and heat below decks.

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Stored below decks is a submarine protected by a missile-defense system.

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"Whereas a pure sailing yacht is very sleek out of necessity, with pokey cabins and minimal deck-space, the gulet has lots of space below-decks for roomy cabins with proper bathrooms, " said Edward Granville, COO of Red Savannah.

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The faintest shudder, coming from many decks below, is your only sign that a 52-pound crankshaft has suddenly accelerated to 800 rpm.

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