Doubtful Lake from the Sahale Trail, Fall. North Cascades National Park Published May 6, 2012 at 2592 × 3888 Doubtful Lake Share this: Share on LinkedIn (Opens in new window) LinkedIn Share on Reddit (Opens in new window) Reddit Share on Tumblr (Opens in new window) Tumblr Share on Facebook (Opens in new window) Facebook Share on Pinterest (Opens in new window) Pinterest Share on X (Opens in new window) X Like Loading...