FIGURE 5-1 Dead Horse Point at sunrise in December, Dead Horse Point State Park, Utah. In this example of cloudy-sky glow light, sunrise light bounced off the orange clouds and illuminated the bottom of this 2,000-foot deep canyon. Canon EOS 5D Mark IV, Canon EF 16-35mm f/2.8L III USM at 20mm, three-frame bracket set, two-stop bracket interval at ISO 100, images merged using Lightroom Classic’s Photo Merge>HDR utility.