Submarines – Extreme Technology – Big Bigger Biggest
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YouTubeElement 18
Submarines – Extreme Technology – Big Bigger Biggest
At 171 metres long, the USS Pennsylvania is the biggest submarine in the US Navy. It can dive deeper than a thousand feet, sail for 20 years without refuelling, and remain submerged for up to 6 months. The vessel carries a crew of 155 men and a deadly nuclear arsenal. The film investigates how this submarine was made possible through a series ...
15.4M viewsJun 17, 2022
USS Grayback History
After 75 Years, Explorers Discover Missing WWII Submarine U.S.S. Grayback 1,400 Feet Under the Sea
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After 75 Years, Explorers Discover Missing WWII Submarine U.S.S. Grayback 1,400 Feet Under the Sea
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USS Grayback (SSG 574) - Alchetron, The Free Social Encyclopedia
USS Grayback (SSG 574) - Alchetron, The Free Social Encyclopedia
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Dec 15, 2019
Found: USS Grayback, Final Resting Place of 80 Entombed Sailors | War History Online
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Found: USS Grayback, Final Resting Place of 80 Entombed Sailors | War History Online
warhistoryonline.com
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