PRI's The World Published by PRI's The World Once-impassable Northwest Passage sees its largest passenger ship Listen Queue Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/wnyc/#file=/audio/json/657046/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend The ice-choked Northwest Passage used to be fit only for fearless adventures. Now, thanks to climate change, a 13-deck luxury cruise ship is sailing right through.