FIGURE 8-1 The Mosquito Range and Twin Lakes from the summit of La Plata Peak at sunrise, San Isabel National Forest, Colorado. Backlit scenes such as this one, taken looking east just before sunrise, are always high-contrast. Canon EOS 5D Mark III, Canon EF 70-200mm f/4L IS USM at 116mm, five-frame bracket set, one-stop bracket interval at ISO 100, images merged using Lightroom Classic’s Photo Merge>HDR utility.