In my whole life, I've only experienced autumn just twice, maybe thrice. I went to the United States for a work-training assignment in the fall season of 2013 and 2014. And last year, I went to Seoul, South Korea for a vacation with friends but the timing of that visit is not very good. We went there in the last full week of September but it was still summer for the most part. A little bit disappointed there. [ Related: 5 Cool Things to do in South Korea ] For me, Autumn is the best season. Cool, dry air plus the of course, the color change in the plants. The "last breath" of nature before it sleeps into the winter is truly magnificent, magical! Here are some of the photos I've taken in some of my earlier trips. Colorful trees in Natural Bridge National Park, KY, USA. Photo by amagnawa , October 2013.