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Just when post-war aviation had forsaken the large flying boat, three of the biggest ones ever built would make their debut. Howard Hughes' "Spruce Goose" and the British Princess were unfortunately doomed from the start, but the Martin "Mars" is still flying today as a converted water bomber used to fight forest fires.
First Air Date : Apr 06, 1988
Last Air date : May 11, 2004
Episode : 124 Episode
Season : 9 Season
Runtime: 45 minutes
Studio: Discovery
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Cast:
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