FIGURE 6-1 Sky pilot near Timberline Pass and Longs Peak at sunrise, Rocky Mountain National Park, Colorado. I have photographed at Timberline Pass on several occasions, but only once have I found these beautiful tundra flowers in full bloom. Canon EOS 5D Mark III, Canon TS-E 24mm f/3.5L II tilt-shift lens, three-frame bracket set, one-stop bracket interval at ISO 100, images merged using Lightroom Classic’s Photo Merge>HDR utility.