The Taehwagang Eoksae Gunrakji is an ecological park in Myeongchon-dong, Buk-gu, Ulsan. You can walk or ride a bicycle along the mul-eoksae colony at the Taehwagang river mouth. Walking toward the Myeongchon Bridge takes about an hour, and the inner path has streetlights at intervals. The outer path has no streetlights and is dark, so bring a small flashlight.