Aspen lining High Mesa Road near Cimarron, Colorado

Aspen lining High Mesa Road near Cimarron, Colorado.Andy Cook

• Continue on Forest Service Road 858 over the pass and along the West Fork of the Cimarron River with impressive views of " the Needles" on Pinnacle Ridge. The route takes you along open meadows lined with patches of aspen in various stages of green and yellows and backdrops of jagged peaks and high ridges.