Did you know that a part of the Duluth skywalk system is called the Northwest Passage? Yep.

"Some portions of the skywalk system may see relatively little traffic these days. But Forsman pointed out that other segments, including the Northwest Passage, remain busy and continue to provide vital links. So, he considers any suggestion of a wholesale closure to be inconceivable."
https://www.duluthnewstribune.com/news/local/duluth-to-take-hard-look-at-skywalk-network