Ключевые слова: background, brands, bright, cars, contrast, dog, dust road, footprint, footprints, footsteps, furrows, geometric, geometrically, groove, ground, highwa, illuminated, impression, indication, land, lines, marks, pass, print, rail, road, ruts, sand surface, sign, signal, soil, stela, step, stones, streaks, stripes, sunset, texture, tires, touch, trace, track, tractors, trail, tread, trucks, vehicles, vertical, wake,