Colorado, September 23 Posted on September 23, 2025 by Jim The Maroon Bells and Maroon Lake by Moonlight with the Milky Way. September 23, 2015. Colorado is the place to be the last week of September and early October. I will be sharing some of my favorite photos. Peak to Peak Scenic Byway between mile 38 and 39. September 23, 2016. Aspen leaves along the road to Brainard Lake near Ward Colorado. September 23, 2016. Peak to Peak Scenic Byway between mile 38 and 39. Colorado highway 72 Between Nederland and Ward. Setember 23, 2016.