D6-4c Scenic Byway (Columbine)
https://www.codot.gov/safety/traffic-safety/assets/traffic-signs/guide/d6-4c/d6-4c_scenicbyway-columbine.gif/view
https://www.codot.gov/safety/traffic-safety/assets/traffic-signs/guide/d6-4c/d6-4c_scenicbyway-columbine.gif/@@download/image/D6-4c_ScenicByway(Columbine).gif
D6-4c Scenic Byway (Columbine)