관악산 깃대봉(Gwanaksan flagpole)
Gwanaksan Mountain, along with Bukhansan Mountain and Dobongsan Mountain, is a representative mountain in Seoul and can be reached by train from Seoul (Seoul National University Station).
The peak on which the Taegeukgi is hoisted is called Gitdaebong. Before going to Samseongsan, it is not easy to climb to the 416m high rocky peak.