Gwanghwamun Square, which can be called the center of Seoul, is a place that every tourist must visit at least once. Since Gwanghwamun Square is located right in front of Gyeongbokgung Palace, it is good to visit it together with Gyeongbokgung Palace. How to get Gwanghwamun Square. Subway Line 3 Gyeongbokgung Station Exit 6 Subway Line 5 Gwanghwamun Station Exit 7 Gwanghwamun, the main gate of G..