Start point
Children's Grand Park Main Gate / Exit 4, Achasan Station
Good to know
Lap distance is 2.5–3 km depending on the source. There is an Arisu drinking fountain next to the convenience store at the main gate, so you can drink every lap. Open 24 hours. The official figure is 6 km (Seoul Metropolitan Government "Seoul Theme Walking Trails" — Children's Grand Park outer walking path), which differs from blog sources
Official source
Checked against
Seoul Metropolitan Government "Seoul Theme Walking Trails" — Children's Grand Park outer walking path, walking distance 6 km (approx. 2 hrs 30 min)
Source (Korean) →