North Cascades National Park - Wikipediahttps://en.wikipedia.org/wiki/North_Cascades_National_Park
r/WildernessBackpacking - Backpacking deep in the North Cascades is something else...https://www.reddit.com/r/WildernessBackpacking/comments/afcoww/backpacking_deep_in_the_north_cascades_is/