Cheorwon Facilities Management Office (Formerly, Iron Triangle Battlefield (철원 시설물관리사업소 (구 철의삼각전적관))

Located in Goseokjeong National Tourism Site, Cheorwon Facilities Management Office is the main tourism center hosting the Cheorwon tour. Starting from Security Tourist Site Development Plan by Cheorwon-gun county in 1976 , the Ministry of Transportation designated Goseokjeong as Goseokjeong National Tourist Area in 1977. The military and Cheorwon-gun county carried out security and battlefield excavation and preservation projects, and established a security educational site featuring the national largest scale in 1985.

Presently, the Iron Triangle Battlefield, located in Goseokjeong National Tourist Area, is used as a security educational site. Unification Hall found within houses various exhibitions, giving information to compare with current and past lifestyles and military devices including varied aircrafts displayed in the outdoor exhibition area. In the educational hall, a promotional video for Cheorwon is screened. Likewise, the exhibition hall covers various materials that allow one to think about unification between North Korea and South Korea.