Planning a Korea trip this autumn? Discover the best places to see fall foliage in 2026, from the colourful mountains of Seoraksan to Seoul’s ginkgo-lined streets, Nami Island, historic Gyeongju and Jeju’s Hallasan.

This is an article about the Muju Firefly Festival (무주반딧불축제), a magical ecological celebration where visitors can experience glowing fireflies, Korean countryside traditions, cultural performances, and the natural beauty of Muju.