That crisp air. Those falling leaves. The scent of pumpkin and cinnamon in the air. In September, autumn settles gradually into Colorado, and for many people it’s their favorite time of year. With aspens turning gold and the elk bugling, a trip to the high country is definitely in order. But don’t forget about the …

As a welcome to all the newbies and a refresher course for you natives and long-timers, here’s a selection of “must-do” Colorado activities that capture the flavor of our state across the seasons.