Trailblazing: a long-exposure image of star trails, car and city lights, and hikers with flashlights all illuminating their motion and creating trails of light at dusk near Thumb Butte in Prescott, Az. The haze near the horizon is from the recent fires. 261 images stacked to form the the star trails over the span of about an hour. Nikon D810, Nikkor 24-70mm lens, Manfrotto Tripod, RRS ballhead.