Keskmine GPS koordinaadid postiindeks 356-705: 36.839, 126.469
videod linnad:
>> Seongyeon-myeon/성연면 356-705, Chungcheongnam-do/충남, Seosan-si/서산시, Daimoseu ju/다이모스(주), GPS koordinaadid: 36.83859,126.46892
videod linnad:
>> Seongyeon-myeon/성연면 356-705, Chungcheongnam-do/충남, Seosan-si/서산시, Daimoseu ju/다이모스(주), GPS koordinaadid: 36.83859,126.46892