Why it belongs here
Chusansŏng (Korean: 주산성; Hanja: 主山城; RR: Jusanseong) was a Gaya-era Korean fortress in what is now Goryeong County, North Gyeongsang Province, South Korea. It also went by the name Isansŏng (이산성; 耳山城; Isanseong) On January 21, 1963, it was made Historic Site of South Korea No.
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