The now-open Northwest Passage (top), extending from the Bering Strait at upper left, and John Everett Millais' <i>The Northwest Passage</i> (1874). (European Space Agency, Wikipedia)
What do Paul Allen, a gray whale, and the Washington State Ferries have in common? They all displace a lot of water. Or two of them are running out of gas, and one of them is all gas. You decide.