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The Hindenburg wasn't the only air ship to end in a catastrophic crash. In 1935, the USS Macon went down in 1000 feet of water off the coast of Monterey, California. Now, as scientists study the recently-discovered wreckage, dirigibles are returning to the Bay Area and are poised to rule the skies once again. But these aren't the same dirigibles - these are new and improved.

Duration: 10:59
Original Air Date: Tuesday, Mar 17, 2009