Doubtful Lake and Cascade Pass in North Cascades, Washington State

Snow in the foreground, a small lake, some coniferous forest, and rugged snow-capped mountains with a U-shaped valley.

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This photo of Doubtful Lake and Cascade Pass taken in summer shows many characteristics of the North Cascades, with steep, rugged topography, persistent snow at the higher elevations, coniferous forest below the tree line and meadows below, a glacial lake, and a U-shaped valley formed by glaciers.