Overview:Alaska's Coast Guard fights dangerous waters to maintain buoys; machinery finds big rewards 800 feet below Alaska's surface; Alaskans build a steel ferry.
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First Air Date: Apr 27, 2016Last Air date: Jun 01, 2016Season: 1 SeasonEpisode: 6 EpisodeRuntime: 26:14 minutesQuality: HDIMDb: 10 / 10 by 0 usersPopularity: 0.3678Language: en
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