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Originally posted by HowardRoark
How can you tell, with al the crap pop-ups on that page?
Originally posted by Astronomer68
That's not a submarine, it appears to be a surface skimming vehicle that uses what is called a wing in ground effect. These types of vehicles are more like airplanes than anything else. Conversely, it could be a sunken aircraft (the profile looks somewhat similar to one of our old super constellations).