Naechang Trekking

Experience the thrill of Naechang Trekking, where you will navigate through massive rock crevices and scramble along cliffs following the pristine waters of Hyodoncheon Stream in Harye-ri. Spanning approximately 13km, Hyodoncheon is the largest stream in the southern part of Hallasan and a representative waterway of the mountain's southern slopes. This journey offers breathtaking scenery, characterized by smooth rock formations and a diverse array of lush vegetation.