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Bow Falls and Moonbow with Star Trails.jpg
The stars of the northern sky circling in star trails over Bow Falls, on the Bow River, Banff, Alberta. This is a stack of 80 images, each 30 seconds at f/4 and ISO 800 with the 24mm lens and Canon 5D MkII. Stacked with Advanced Stacker Plus actions using Long Streak effect. The foreground is from one exposure. and includes a faint moonbow at right over the falls as well as two people who wandered in for a look and stood still long enough for a single exposure.